diff: 29427693105145146708579, rate: 4213417341010067370857, oracle_fee: 42134173410100673708579, estimated_fee: 12706480304955527000000 EVENT_JSON:{"standard":"nep297","version":"1.0.0","event":"refund_near","data":{"refund_amount":"12706480304955527000000","user_id":"huydata4.near"}}