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transaction."},{"block_number":8751029,"extrinsic_index":1,"extrinsic_hash":"0x2c40fe0a050437cf1423a4aa20f9200e3ba3e9059b1404eacfedcf26b3f0a8d3","signer":null,"call_module":"MevShield","call_function":"announce_next_key","call_args":[{"name":"enc_key","type":"Option<BoundedVec<u8, 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account announced the next MEV-shield key."},{"block_number":8751029,"extrinsic_index":0,"extrinsic_hash":"0x7ec98c1ff2e9ab9b685577f50670c6433127fd7cdab9b37c994a246a038b24c3","signer":null,"call_module":"Timestamp","call_function":"set","call_args":[{"name":"now","type":"Compact<u64>","value":1785608856000}],"success":true,"fee_tao":null,"tip_tao":null,"observed_at":"2026-08-01T18:27:36.000Z","summary":"Set the chain timestamp."}]},"meta":{"artifact_path":"/metagraph/blocks/8751029/extrinsics.json","cache":"short","contract_version":"2026-07-03.2","generated_at":"2026-08-01T18:27:36.000Z","published_at":"2026-08-07T10:09:17.651Z","source":"chain-events"}}