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account announced the next MEV-shield key."},{"block_number":8420908,"extrinsic_index":0,"extrinsic_hash":"0x07f1048092285780ad12ab67edfac3b9717804607690be7c7ef6d6220726d873","signer":null,"call_module":"Timestamp","call_function":"set","call_args":[{"name":"now","type":"Compact<u64>","value":1781629920000}],"success":true,"fee_tao":null,"tip_tao":null,"observed_at":"2026-06-16T17:12:00.000Z","summary":"Set the chain timestamp."}]},"meta":{"artifact_path":"/metagraph/blocks/8420908/extrinsics.json","cache":"short","contract_version":"2026-07-03.2","generated_at":"2026-06-16T17:12:00.000Z","published_at":"2026-08-06T11:40:30.921Z","source":"chain-events"}}