I got same problem. Can you help me? @MTS_Justin Headers: { 'X-PAYPAL-SECURITY-USERID': 'XXXXX.XX_api1.vmodev.com', 'X-PAYPAL-SECURITY-PASSWORD': 'XXXXXXXXXXXXXXXX', 'X-PAYPAL-SECURITY-SIGNATURE': 'XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX', 'X-PAYPAL-REQUEST-DATA-FORMAT': 'JSON', 'X-PAYPAL-RESPONSE-DATA-FORMAT': 'JSON', 'X-PAYPAL-APPLICATION-ID': 'APP-80W284485P519543T', 'Content-Type': 'application/json' } body: { "actionType": "PAY_PRIMARY", "receiverList": { "receiver": [ { "amount": 107.25, "email": "valid sandbox buyer email", "primary": false }, { "amount": 487.25, "email": "another valid sandbox buyer email", "primary": true } ] }, "currencyCode": "USD", "feesPayer": "EACHRECEIVER", "memo": "Order id 5e8a9341f27334537f7a4979. Shipping Amount is total shipping fee and insurance. Shipping = 85, Insurance = 2.25", "returnUrl": "http://localhost:3000/checkout/complete/5e8a9341f27334537f7a4979?type=login", "cancelUrl": "http://localhost:3000/checkout/cancel/5e8a9341f27334537f7a4979?type=login", "requestEnvelope": { "errorLanguage": "en_US" } } and response: { responseEnvelope: { timestamp: '2020-04-05T21:25:40.316-07:00', ack: 'Failure', correlationId: 'a4e8b2d9729d0', build: 'apapiserv-0.0.1_20200106071415014' }, error: [ { errorId: '520002', domain: 'PLATFORM', subdomain: 'Application', severity: 'Error', category: 'Application', message: 'Internal Error' }] }
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