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transaction."},{"block_number":8552631,"extrinsic_index":6,"extrinsic_hash":"0xb9efb0be008520b784fc677d3e45c21c2897d69e915ebac8b82c7dbd53c503d9","signer":"5GP2w1hTeGLzEg6qhGTNiH7daaHDegMeaSohfKwaZiuHq1tQ","call_module":"System","call_function":"set_heap_pages","call_args":[{"name":"pages","type":"u64","value":0}],"success":false,"fee_tao":0.000139614,"tip_tao":2.1e-7,"observed_at":"2026-07-05T04:52:48.000Z","summary":"Set the node heap page allocation to 0."},{"block_number":8552631,"extrinsic_index":5,"extrinsic_hash":"0x42bc6af039b02bdcb7262e5f7387b03f0426ec6d2102df7d773c856e49b0149a","signer":null,"call_module":"Drand","call_function":"write_pulse","call_args":[{"name":"pulses_payload","type":"PulsesPayload<MultiSigner, u32>","value":{"public":{"Sr25519":"0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"},"pulses":[{"round":30141264,"signature":"0xb76ca67da12be0342d910e1394e12c5f6e6d55c8496699362a772ae31856d40ae06b3b36a1aabd6e06775fa556978ea2","randomness":"0x0b2ebd5d24ea872ded840af13a2ad18737452358687fb258bfe03c7c629a01f0"}],"block_number":8552630}},{"name":"signature","type":"Option<MultiSignature>","value":{"Sr25519":"0xe070c487372df20177e46f08e2b78aaf957a6ebbd1d666420715f2393d25d15ee16ed6b0e6cbf5b25af094e2a5f5c7d062d6ec3e8ef40b46c7ce2021eb2cd086"}}],"success":true,"fee_tao":null,"tip_tao":null,"observed_at":"2026-07-05T04:52:48.000Z","summary":"Recorded a randomness beacon pulse (round 30,141,264)."},{"block_number":8552631,"extrinsic_index":4,"extrinsic_hash":"0x8e2e30876547b2fc74d1a718d9c59d856505248c17774295295a528d989288b3","signer":null,"call_module":"Drand","call_function":"write_pulse","call_args":[{"name":"pulses_payload","type":"PulsesPayload<MultiSigner, u32>","value":{"public":{"Sr25519":"0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"},"pulses":[{"round":30141263,"signature":"0xb624bdf513ae0c828955dfdc93f0a69aee4bdf7304db0be54c4ccfcdc116ed5b32dbb493641053a24cb1209b520a78af","randomness":"0x1f567f8bfd539faa7655346aba2febfd8a854310422aed89a95ed004580a4bf2"}],"block_number":8552630}},{"name":"signature","type":"Option<MultiSignature>","value":{"Sr25519":"0x941d370e20bdccac7bfc4b5455ffa11eb81fb643151b66c5829e128fef86b32752a9992b48c803a6912eee6f887eabdc8c3a7bcef0cce1d41eca625490f95e8c"}}],"success":true,"fee_tao":null,"tip_tao":null,"observed_at":"2026-07-05T04:52:48.000Z","summary":"Recorded a randomness beacon pulse (round 30,141,263)."},{"block_number":8552631,"extrinsic_index":3,"extrinsic_hash":"0x38c11a3afb891fcb9563bf9882fb5255b5d1e43df458ead8b26027f4ec602208","signer":null,"call_module":"Drand","call_function":"write_pulse","call_args":[{"name":"pulses_payload","type":"PulsesPayload<MultiSigner, u32>","value":{"public":{"Sr25519":"0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"},"pulses":[{"round":30141262,"signature":"0x8307a9d72d1cb1e44771c738b4c3509fee77404f52c4bdf40cd050c814c27a5a58fcacbeb54fadad132a511166faf645","randomness":"0x820a9dba5bde08e8de0a64b66c9fd35a55bfc7bd579929715890c284e53e027f"}],"block_number":8552630}},{"name":"signature","type":"Option<MultiSignature>","value":{"Sr25519":"0x9e7974c2269d4386021902a4c964a7e17ee1ec638468d89bce59d9857577ae2264d1bfea580907021839b6e83364cc026d7c419cad1535bf14a75886bb08af86"}}],"success":true,"fee_tao":null,"tip_tao":null,"observed_at":"2026-07-05T04:52:48.000Z","summary":"Recorded a randomness beacon pulse (round 30,141,262)."},{"block_number":8552631,"extrinsic_index":2,"extrinsic_hash":"0x3a63c6fc2c0a0fcf8c5a519a5fa28cd15c69d54973f16df56b49eed4210867d2","signer":null,"call_module":"Drand","call_function":"write_pulse","call_args":[{"name":"pulses_payload","type":"PulsesPayload<MultiSigner, u32>","value":{"public":{"Sr25519":"0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"},"pulses":[{"round":30141261,"signature":"0xad7ebac3980540ed4863a9484fbd08bea4f5a2abc70ca361ce0ae9d954f2882461840c41ec86434626317a12bd4fbaa2","randomness":"0xe56aa358e2cf9d5757ba1ad1d204b8c9d21d14949049cae40db0c1347e3546b6"}],"block_number":8552630}},{"name":"signature","type":"Option<MultiSignature>","value":{"Sr25519":"0xde5f89735127f7ffd199592de9a5a556e89868303438125b829fe71880c27003d797ea6c3fa942395d9c6c4108e75d8b8b4f057813012c2a7704e654282ca68a"}}],"success":true,"fee_tao":null,"tip_tao":null,"observed_at":"2026-07-05T04:52:48.000Z","summary":"Recorded a randomness beacon pulse (round 30,141,261)."},{"block_number":8552631,"extrinsic_index":1,"extrinsic_hash":"0x6fb94f2ed1eaf0c028eb996cfca52f1d06a48e9b7b337cd581e32fb72dd67220","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":"2026-07-05T04:52:48.000Z","summary":"an account announced the next MEV-shield key."},{"block_number":8552631,"extrinsic_index":0,"extrinsic_hash":"0xfca0b9370202544af840c6ed23e9cb034dd5883d3edb06b5fb0dce7702bc6486","signer":null,"call_module":"Timestamp","call_function":"set","call_args":[{"name":"now","type":"Compact<u64>","value":1783227168000}],"success":true,"fee_tao":null,"tip_tao":null,"observed_at":"2026-07-05T04:52:48.000Z","summary":"Set the chain timestamp."}]},"meta":{"artifact_path":"/metagraph/blocks/8552631/extrinsics.json","cache":"short","contract_version":"2026-07-03.2","generated_at":"2026-07-05T04:52:48.000Z","published_at":"2026-08-05T09:59:06.676Z","source":"chain-events"}}