Submit to helper EVENT_JSON:{"data":["{\"receiver_id\":\"mhimKHNbmpForVx8vg2q7haNPWF\",\"amount\":\"1600000000000000\",\"token_id\":1,\"chain_id\":8453,\"nonce\":\"1723738751000000244389\"}"],"event":"withdraw","standard":"omni","version":"1.0.0"}