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30,507,857)."},{"block_number":8644249,"extrinsic_index":2,"extrinsic_hash":"0x17a5f26f62c5465a0daec1d24a316eb4be6e30388d7c94de4eb50c72ed5f5495","signer":null,"call_module":"Drand","call_function":"write_pulse","call_args":[{"name":"pulses_payload","type":"PulsesPayload<MultiSigner, u32>","value":{"public":{"Sr25519":"0xb43f0fa5b22946e5227577fff32be5f066404dfae24b9a00ace9c51145c22a3b"},"pulses":[{"round":30507856,"signature":"0xa833a38688085cb44050d4f6f12cdf34572e8a2826e73fbbca4ee48449e58668f3cc51ab4ccb41fac293192cc247c47c","randomness":"0x21cefc43c88964ed5e97ec03817f31daa3861503611f3ba52250a8410e15a552"}],"block_number":8644248}},{"name":"signature","type":"Option<MultiSignature>","value":{"Sr25519":"0xd802201c6982c656d5440f9341df69ad0868809fe9d27849a3e7968403d9395fb6911328a26fb0ea4e5c99de012ec7479eaf7d8072ea01e358d01f75da4e3e84"}}],"success":true,"fee_tao":null,"tip_tao":null,"observed_at":"2026-07-17T22:22:36.001Z","summary":"Recorded a randomness beacon pulse (round 30,507,856)."},{"block_number":8644249,"extrinsic_index":1,"extrinsic_hash":"0x256cbdc5d97216cee821f7278ba47d4a4e90a5538bfe81ad2c88594ba3b653cf","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":"2026-07-17T22:22:36.001Z","summary":"an account announced the next MEV-shield key."},{"block_number":8644249,"extrinsic_index":0,"extrinsic_hash":"0x8d9eabe9f5473345e11e344a7c30a81085e704846258d3c75f361c193f1e893b","signer":null,"call_module":"Timestamp","call_function":"set","call_args":[{"name":"now","type":"Compact<u64>","value":1784326956001}],"success":true,"fee_tao":null,"tip_tao":null,"observed_at":"2026-07-17T22:22:36.001Z","summary":"Set the chain timestamp."}]},"meta":{"artifact_path":"/metagraph/blocks/8644249/extrinsics.json","cache":"short","contract_version":"2026-07-03.2","generated_at":"2026-07-17T22:22:36.001Z","published_at":"2026-08-07T10:09:17.651Z","source":"chain-events"}}