{"ok":true,"schema_version":1,"data":{"schema_version":1,"ref":"8629339","block_number":null,"extrinsic_count":14,"limit":50,"offset":0,"extrinsics":[{"block_number":8629339,"extrinsic_index":13,"extrinsic_hash":"0x0f75d6613de56c478a873fb22a965bdb66c2f106f182a29ffc779a954b2c46d8","signer":"5FNp7hTU59u7akPrpMgD7qLJUehZBsnuGrasLGFTRERqYK7S","call_module":"Utility","call_function":"batch_all","call_args":[{"name":"calls","type":"Vec<RuntimeCall>","value":[{"call_module":"SubtensorModule","call_function":"add_stake","call_args":{"hotkey":"5CJtJr1M1nnGyuKaJt1bfRwWaFP4793LH7zs2qBf48aGQ79K","netuid":1,"amount_staked":1000000000}},{"call_module":"MevShield","call_function":"submit_encrypted","call_args":{"ciphertext":"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"}}]}],"success":true,"fee_tao":0.001796137,"tip_tao":0,"observed_at":"2026-07-15T20:40:00.000Z","summary":"5FNp7h…RqYK7S submitted a batch of 2 calls: 5FNp7h…RqYK7S staked 1.00 τ to 5CJtJr…aGQ79K on SN1. (+1 more)."},{"block_number":8629339,"extrinsic_index":12,"extrinsic_hash":"0x9ae3f612b10b716a34e2157dc82bc5ca95461d7b6f4be6d1e54a34d4d3c30d5c","signer":null,"call_module":"Ethereum","call_function":"transact","call_args":[{"name":"transaction","type":"TransactionV3","value":{"EIP1559":{"input":[2,251,77,133,0,0,0,0,0,0,0,0,0,0,0,0,102,234,184,186,42,72,1,59,247,59,104,68,96,16,230,65,15,120,204,239,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,84,11,228,0],"nonce":"2184","value":"0","action":{"Call":"0xdb2e064f877b27fcc83fb0de98e718785aedd072"},"chain_id":964,"gas_limit":"49163","signature":{"r":"0xc73c4b9523c95693c5bedbacbebc49320d694eccc5bb595fd0d554042543381d","s":"0x2935952ca5fc7a7ecf69c7499ceb93969c3592f7819e5959c34af00df88da271","odd_y_parity":true},"access_list":[],"max_fee_per_gas":"20000000000","max_priority_fee_per_gas":"0","precompile_call":null}}}],"success":true,"fee_tao":null,"tip_tao":null,"observed_at":"2026-07-15T20:40:00.000Z","summary":"Submitted an EVM 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committed time-locked weights for SN46, revealing at round 30,449,501."},{"block_number":8629339,"extrinsic_index":10,"extrinsic_hash":"0x0ee56bb8633149c9b79cf957acdbcbbdce2338e21639f0b29780a366b32d2677","signer":"5FeHbWK12HHMLY4AtnWkKk8jtQajhQZMLCenGd96Hhs4UJGc","call_module":"SubtensorModule","call_function":"commit_timelocked_mechanism_weights","call_args":[{"name":"netuid","type":"u16","value":92},{"name":"mecid","type":"u8","value":0},{"name":"commit","type":"BoundedVec<u8, 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30,449,168."},{"block_number":8629339,"extrinsic_index":9,"extrinsic_hash":"0x896b54fbf293b4ae022f35a6445d4e4aa7a753c71271f2f17cba8e101e05c6e6","signer":"5FLoWCDovMPeH3Gv4syQSZ8TuKcMv6N27g8diDU8zJSeRv8m","call_module":"SubtensorModule","call_function":"commit_timelocked_mechanism_weights","call_args":[{"name":"netuid","type":"u16","value":28},{"name":"mecid","type":"u8","value":0},{"name":"commit","type":"BoundedVec<u8, 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30,449,572."},{"block_number":8629339,"extrinsic_index":8,"extrinsic_hash":"0xc4fad1bb65ca75c7e0bb5bf093e85c82b2c4abea7da33a0abda2628de86019f2","signer":"5FWZX4iGnGPMPeGwyPCn7bQX5qN8BLcyXERzmqY3n7c6GGKc","call_module":"SubtensorModule","call_function":"commit_timelocked_mechanism_weights","call_args":[{"name":"netuid","type":"u16","value":94},{"name":"mecid","type":"u8","value":0},{"name":"commit","type":"BoundedVec<u8, 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30,449,311."},{"block_number":8629339,"extrinsic_index":7,"extrinsic_hash":"0x53b0bb98e6d9c344daeae0cb999d876473aeaeea2512d343fc2e50fa1e7da37a","signer":null,"call_module":"Ethereum","call_function":"transact","call_args":[{"name":"transaction","type":"TransactionV3","value":{"EIP1559":{"input":[31,100,204,67,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,131,172,91,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,88,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,224,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,96,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,224,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,32,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,84,0,0,0,0,19,15,197,178,0,2,34,128,16,0,0,100,254,226,200,31,188,18,132,251,82,130,120,152,16,32,241,251,137,68,106,73,229,87,72,120,28,198,236,12,49,204,7,0,5,4,0,73,42,247,128,175,154,87,67,194,165,35,73,139,128,0,110,147,130,186,131,246,146,28,42,157,95,8,152,13,244,149,87,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,84,0,0,0,0,8,206,102,249,0,2,34,128,16,0,0,112,128,118,32,49,206,198,80,49,119,95,6,172,41,249,234,115,81,22,140,148,187,23,174,55,126,168,159,110,66,140,18,0,5,4,0,73,42,247,128,175,154,87,67,194,165,35,73,139,128,0,110,147,130,186,131,246,146,28,42,157,95,8,152,13,244,149,87,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,101,104,38,65,13,131,255,129,136,124,35,94,27,78,59,72,234,139,65,35,79,190,53,247,85,180,103,159,37,62,3,41,106,44,51,25,125,73,30,109,32,243,32,215,34,138,48,163,42,187,11,116,32,246,64,200,35,133,37,93,7,45,29,242,63,176,134,222,33,31,4,126,32,129,17,71,68,220,12,57,53,47,33,89,56,111,252,24,29,6,46,196,5,142,45,182,14,38,45,74,210,238,72,7,85,162,36,194,30,45,206,18,8,135,5,239,25,219,33,10,37,140,121,66,60,13,21,192,28,67,39,122,14,195,168,125,20,31,4,159,21,236,29,168,28,102,28,253,122,160,4,205,51,196,6,216,41,162,6,75,80,127,9,16,36,87,6,129,55,190,7,143,7,145,24,196,27,212,3,237,16,101,5,93,65,254,11,7,107,188,14,150,39,44,22,105,4,85,13,24,16,167,15,10,15,246,25,128,20,34,29,46,52,201,8,67,6,59,19,156,24,36,18,46,8,197,18,217,16,178,14,85,13,200,31,51,15,239,49,194,27,29,8,124,26,198,42,92,24,127,11,200,14,245,18,80],"nonce":"551042","value":"0","action":{"Call":"0x94c262216a8111d208433ad48fcdc05831d60afb"},"chain_id":964,"gas_limit":"400000","signature":{"r":"0xf0e16d7e4d4592b5c08ada079bf4f596a5896380e0307fa8d1c041558768512c","s":"0x0d3d78d88f5186515a5ad01e0dee3dd98197d912a3424a1188253ba403331fc8","odd_y_parity":false},"access_list":[],"max_fee_per_gas":"10000000000","max_priority_fee_per_gas":"0","precompile_call":null}}}],"success":true,"fee_tao":null,"tip_tao":null,"observed_at":"2026-07-15T20:40:00.000Z","summary":"Submitted an EVM transaction."},{"block_number":8629339,"extrinsic_index":6,"extrinsic_hash":"0x48bce5cb84e1e1dc46f9cbd5bf3c5370c49804342edf7d0d35b82435a75cbfa4","signer":null,"call_module":"Ethereum","call_function":"transact","call_args":[{"name":"transaction","type":"TransactionV3","value":{"EIP1559":{"input":[97,70,25,84],"nonce":"360149","value":"0","action":{"Call":"0x67b9dccbef0397502108a9ec35a4775566cece16"},"chain_id":964,"gas_limit":"600000","signature":{"r":"0x97c966588b9d861607592f42a012484e2006c483e5ebba6207ef97a526249bed","s":"0x5eba8c00f6214eceb3275a6bb4ddae3f7f1a7676f3f4573ac3ca3c830e3605d7","odd_y_parity":false},"access_list":[],"max_fee_per_gas":"20000000000","max_priority_fee_per_gas":"0","precompile_call":null}}}],"success":true,"fee_tao":null,"tip_tao":null,"observed_at":"2026-07-15T20:40:00.000Z","summary":"Submitted an EVM transaction."},{"block_number":8629339,"extrinsic_index":5,"extrinsic_hash":"0x997fb3a9ad6da3e9ecea167d6273fd88500169165051d246cabc136906b82d6f","signer":null,"call_module":"Drand","call_function":"write_pulse","call_args":[{"name":"pulses_payload","type":"PulsesPayload<MultiSigner, u32>","value":{"public":{"Sr25519":"0xc410da2eb5c6384db3dfe5239e144da4f63ceaa585bcb7bea113cd12c9515850"},"pulses":[{"round":30448207,"signature":"0xb7485702ca1010ffbe4b861efa11b10f85674efbb1381e8d42fc4c9ebf2ebde9ceed352523895d36c7f96dfc9f0e3ec1","randomness":"0xd9ad1235941dffe5c77ed59c50dcbed30f83e50c435d22da8e629d2beeb0ef7a"}],"block_number":8629338}},{"name":"signature","type":"Option<MultiSignature>","value":{"Sr25519":"0xdc974553b1100d32e7253659aeff999fa243923d2cd46a236b9f878c5953301f57264d7bfde309f231dc290c7bf1ad9b6e142188cdb34582b43d18cfc4f03a88"}}],"success":true,"fee_tao":null,"tip_tao":null,"observed_at":"2026-07-15T20:40:00.000Z","summary":"Recorded a randomness beacon pulse (round 30,448,207)."},{"block_number":8629339,"extrinsic_index":4,"extrinsic_hash":"0x4ad97987571babd0cdc144b3d2a8d2b35813aaa122b29e4f3cc999f3bb8a5155","signer":null,"call_module":"Drand","call_function":"write_pulse","call_args":[{"name":"pulses_payload","type":"PulsesPayload<MultiSigner, u32>","value":{"public":{"Sr25519":"0xc410da2eb5c6384db3dfe5239e144da4f63ceaa585bcb7bea113cd12c9515850"},"pulses":[{"round":30448206,"signature":"0x8c4d9a729f1fd454e562eb202ad9af45bc4c537717abacb8fc72e9b324688be6b4faaff0823044a682a143ab401dda88","randomness":"0x27177726c51d477eb2cb39e49ceecd4b11cb98158bc389327302041a54713ebe"}],"block_number":8629338}},{"name":"signature","type":"Option<MultiSignature>","value":{"Sr25519":"0x6e114568c07848d4a2932368023c35a375b24bedd3dc477bcb2b4c321f291556acf1be121e5db4b36941088bb655b591d63fbedb49e7a3181aaa5781ab1c988d"}}],"success":true,"fee_tao":null,"tip_tao":null,"observed_at":"2026-07-15T20:40:00.000Z","summary":"Recorded a randomness beacon pulse (round 30,448,206)."},{"block_number":8629339,"extrinsic_index":3,"extrinsic_hash":"0x74cf6ac25e50a1fa8cd9edf26bc15b524980ef388f5646d68d13be1ef90fb068","signer":null,"call_module":"Drand","call_function":"write_pulse","call_args":[{"name":"pulses_payload","type":"PulsesPayload<MultiSigner, u32>","value":{"public":{"Sr25519":"0xc410da2eb5c6384db3dfe5239e144da4f63ceaa585bcb7bea113cd12c9515850"},"pulses":[{"round":30448205,"signature":"0xa16011101dcec037dfc00a1fafaba3ab98e3d2dbd4b81249602d8d6630b93e5a03a12cd92166e3c253306add5a5107cd","randomness":"0x87a9afebe0d91918a6c24c66ff89b3faed3b37edf5845f8e8383602292a2585c"}],"block_number":8629338}},{"name":"signature","type":"Option<MultiSignature>","value":{"Sr25519":"0x348faf4981a3f33b5be812b95f226b05cf33afb560a5b0fabf8104c254ec2c114d3b8679ca98608e742eb2cd47cea79a5451ff7f4dc7ebe5690359f52a24e280"}}],"success":true,"fee_tao":null,"tip_tao":null,"observed_at":"2026-07-15T20:40:00.000Z","summary":"Recorded a randomness beacon pulse (round 30,448,205)."},{"block_number":8629339,"extrinsic_index":2,"extrinsic_hash":"0x37faf0bd22c8dcea298a545f495851caaa05abd67a2b52720ae3cc49039410ec","signer":null,"call_module":"Drand","call_function":"write_pulse","call_args":[{"name":"pulses_payload","type":"PulsesPayload<MultiSigner, u32>","value":{"public":{"Sr25519":"0xc410da2eb5c6384db3dfe5239e144da4f63ceaa585bcb7bea113cd12c9515850"},"pulses":[{"round":30448204,"signature":"0x993d96de4014d446a01d1df96602a09bccd6de1f06f232ea4685bc3a551a7a4d45f17fd45fc132f89889f1a7a9d10ab8","randomness":"0x2c2d5508da3317e28775b5a34ff96126701f5294b6753feafe47653c91daba4f"}],"block_number":8629338}},{"name":"signature","type":"Option<MultiSignature>","value":{"Sr25519":"0x00c26309501cd048878968b371ee9f6aff15de857e837e866cb3b8b37ec74b0bb42f455302d5b19a519123acde3fb1fc36561b3c7838cb4f8c4331441069d88f"}}],"success":true,"fee_tao":null,"tip_tao":null,"observed_at":"2026-07-15T20:40:00.000Z","summary":"Recorded a randomness beacon pulse (round 30,448,204)."},{"block_number":8629339,"extrinsic_index":1,"extrinsic_hash":"0xf80caf61a892680be139ddd2fde58a3762f2ae3eaca5fe5789811f57b9fa79a0","signer":null,"call_module":"MevShield","call_function":"announce_next_key","call_args":[{"name":"enc_key","type":"Option<BoundedVec<u8, _>>","value":"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"}],"success":true,"fee_tao":null,"tip_tao":null,"observed_at":"2026-07-15T20:40:00.000Z","summary":"an account announced the next MEV-shield key."},{"block_number":8629339,"extrinsic_index":0,"extrinsic_hash":"0x071768a194cd82919c92a63a10835b9d44c0551b8b967e7279b209843b651b13","signer":null,"call_module":"Timestamp","call_function":"set","call_args":[{"name":"now","type":"Compact<u64>","value":1784148000000}],"success":true,"fee_tao":null,"tip_tao":null,"observed_at":"2026-07-15T20:40:00.000Z","summary":"Set the chain timestamp."}]},"meta":{"artifact_path":"/metagraph/blocks/8629339/extrinsics.json","cache":"short","contract_version":"2026-07-03.2","generated_at":"2026-07-15T20:40:00.000Z","published_at":"2026-08-07T10:09:17.651Z","source":"chain-events"}}