Comentar que logre obtener el detalle de la transacción usando 2 métodos para SANDBOX, pero en ninguno de los casos he logrado obtener el valor enviado inicialmente en el parámetro CUSTOM, en este caso coloque como prueba el valor CUSTOM = JPSH Favor indicar como obtener este parámetro CUSTOM. muchas gracias de antemano por la colaboración 1er. método $url = "https://api.sandbox.paypal.com/v2/payments/captures/".$_GET["paymentID"]; $accessToken=$access_token; $curl = curl_init($url); curl_setopt($curl, CURLOPT_POST, false); curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false); curl_setopt($curl, CURLOPT_HEADER, false); curl_setopt($curl, CURLOPT_RETURNTRANSFER, true); curl_setopt($curl, CURLOPT_HTTPHEADER, array( 'Authorization: Bearer ' . $accessToken, 'Accept: application/json', 'Content-Type: application/json' )); $response = curl_exec($curl); print_r($response); RESULTADO OBTENIDO {"id":"3XM094743W299702Y","amount":{"currency_code":"USD","value":"2.00"},"final_capture":true,"seller_protection":{"status":"ELIGIBLE","dispute_categories":["ITEM_NOT_RECEIVED","UNAUTHORIZED_TRANSACTION"]},"seller_receivable_breakdown":{"gross_amount":{"currency_code":"USD","value":"2.00"},"paypal_fee":{"currency_code":"USD","value":"0.36"},"net_amount":{"currency_code":"USD","value":"1.64"}},"status":"COMPLETED","create_time":"2019-09-27T03:19:44Z","update_time":"2019-09-27T03:19:44Z","links":[{"href":"https://api.sandbox.paypal.com/v2/payments/captures/3XM094743W299702Y","rel":"self","method":"GET"},{"href":"https://api.sandbox.paypal.com/v2/payments/captures/3XM094743W299702Y/refund","rel":"refund","method":"POST"},{"href":"https://api.sandbox.paypal.com/v2/checkout/orders/2JC78967VU682931A","rel":"up","method":"GET"}]} 2do. método: $url = "https://api.sandbox.paypal.com/v2/checkout/orders/".$_GET["orderID"]; $accessToken=$access_token; $curl = curl_init($url); curl_setopt($curl, CURLOPT_POST, false); curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false); curl_setopt($curl, CURLOPT_HEADER, false); curl_setopt($curl, CURLOPT_RETURNTRANSFER, true); curl_setopt($curl, CURLOPT_HTTPHEADER, array( 'Authorization: Bearer ' . $accessToken, 'Accept: application/json', 'Content-Type: application/json' )); $response = curl_exec($curl); print_r($response); RESULTADO OBTENIDO {"id":"2JC78967VU682931A","intent":"CAPTURE","purchase_units":[{"reference_id":"default","amount":{"currency_code":"USD","value":"2.00"},"payee":{"email_address":"XXXXX","merchant_id":"ELSVRNRBPMXB6"},"description":"Compra de boletos mediante XXXXXX","shipping":{"name":{"full_name":"test buyer"},"address":{"address_line_1":"1 Main St","admin_area_2":"San Jose","admin_area_1":"CA","postal_code":"95131","country_code":"US"}},"payments":{"captures":[{"id":"3XM094743W299702Y","status":"COMPLETED","amount":{"currency_code":"USD","value":"2.00"},"final_capture":true,"seller_protection":{"status":"ELIGIBLE","dispute_categories":["ITEM_NOT_RECEIVED","UNAUTHORIZED_TRANSACTION"]},"seller_receivable_breakdown":{"gross_amount":{"currency_code":"USD","value":"2.00"},"paypal_fee":{"currency_code":"USD","value":"0.36"},"net_amount":{"currency_code":"USD","value":"1.64"}},"links":[{"href":"https://api.sandbox.paypal.com/v2/payments/captures/3XM094743W299702Y","rel":"self","method":"GET"},{"href":"https://api.sandbox.paypal.com/v2/payments/captures/3XM094743W299702Y/refund","rel":"refund","method":"POST"},{"href":"https://api.sandbox.paypal.com/v2/checkout/orders/2JC78967VU682931A","rel":"up","method":"GET"}],"create_time":"2019-09-27T03:19:44Z","update_time":"2019-09-27T03:19:44Z"}]}}],"payer":{"name":{"given_name":"test","surname":"buyer"},"email_address":"XXXXX","payer_id":"NDQJCY85WNXBL","address":{"country_code":"US"}},"create_time":"2019-09-27T03:19:26Z","update_time":"2019-09-27T03:19:44Z","links":[{"href":"https://api.sandbox.paypal.com/v2/checkout/orders/2JC78967VU682931A","rel":"self","method":"GET"}],"status":"COMPLETED"}
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