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account announced the next MEV-shield key."},{"block_number":8644870,"extrinsic_index":0,"extrinsic_hash":"0x17caa0ab202756667f1bb6cc179970698488d044e22403ee9c8f418e6e64b163","signer":null,"call_module":"Timestamp","call_function":"set","call_args":[{"name":"now","type":"Compact<u64>","value":1784334408000}],"success":true,"fee_tao":null,"tip_tao":null,"observed_at":"2026-07-18T00:26:48.000Z","summary":"Set the chain timestamp."}]},"meta":{"artifact_path":"/metagraph/blocks/8644870/extrinsics.json","cache":"short","contract_version":"2026-07-03.2","generated_at":"2026-07-18T00:26:48.000Z","published_at":"2026-08-10T08:53:03.818Z","source":"chain-events"}}