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30,504,276)."},{"block_number":8643355,"extrinsic_index":1,"extrinsic_hash":"0xb060d1fcd1e592472a2f63a7c3dfa009a4fb5f4e80f4370359d4c404abba6ff2","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":8643355,"extrinsic_index":0,"extrinsic_hash":"0x1d7b79d5f2bac064648924b1f98c267e42cf49055e0569a9e20f27cd146e2a24","signer":null,"call_module":"Timestamp","call_function":"set","call_args":[{"name":"now","type":"Compact<u64>","value":1784316216000}],"success":true,"fee_tao":null,"tip_tao":null,"observed_at":"2026-07-17T19:23:36.000Z","summary":"Set the chain timestamp."}]},"meta":{"artifact_path":"/metagraph/blocks/8643355/extrinsics.json","cache":"short","contract_version":"2026-07-03.2","generated_at":"2026-07-17T19:23:36.000Z","published_at":"2026-08-09T08:04:05.050Z","source":"chain-events"}}