PaypalAccessTokenErrorResponse { error: \"invalid_client\", error_description: \"Client Authentication failed\" }

curl --location '{{baseUrl}}/payouts/create' \
--header 'Content-Type: application/json' \
--header 'Accept: application/json' \
--header 'api-key:{{api_key}}' \
--data-raw '{
    "amount": 1,
    "currency": "EUR",
    "customer_id": "payout_customer",
    "email": "payout_customer@example.com",
    "name": "John Doe",
    "phone": "999999999",
    "phone_country_code": "+65",
    "description": "Its my first payout request",
    "payout_type": "wallet",
    "payout_method_data": {
        "wallet": {
            "paypal": {
                "email": "sk.sakil@juspay.in"
            }
        }
    },
    "billing": {
        "address": {
            "line1": "1467",
            "line2": "Harrison Street",
            "line3": "Harrison Street",
            "city": "San Fransico",
            "state": "NY",
            "zip": "94122",
            "country": "US",
            "first_name": "John",
            "last_name": "Doe"
        },
        "phone": {
            "number": "8056594427",
            "country_code": "+91"
        }
    },
    "entity_type": "NaturalPerson",
    "recurring": false,
    "metadata": {
        "ref": "123"
    },
    "confirm": true,
    "auto_fulfill": true
}'

{
    "payout_id": "payout_OCfkeZ0BRP1TvVBCbqJS",
    "merchant_id": "merchant_1758740236",
    "merchant_order_reference_id": null,
    "amount": 1,
    "currency": "EUR",
    "connector": "paypal",
    "payout_type": "wallet",
    "payout_method_data": {
        "wallet": {
            "email": "sk******@juspay.in",
            "telephone_number": null,
            "paypal_id": null
        }
    },
    "billing": {
        "address": {
            "city": "San Fransico",
            "country": "US",
            "line1": "1467",
            "line2": "Harrison Street",
            "line3": "Harrison Street",
            "zip": "94122",
            "state": "NY",
            "first_name": "John",
            "last_name": "Doe",
            "origin_zip": null
        },
        "phone": {
            "number": "8056594427",
            "country_code": "+91"
        },
        "email": null
    },
    "auto_fulfill": true,
    "customer_id": "payout_customer",
    "customer": {
        "id": "payout_customer",
        "name": "John Doe",
        "email": "payout_customer@example.com",
        "phone": "999999999",
        "phone_country_code": "+65"
    },
    "client_secret": "payout_payout_OCfkeZ0BRP1TvVBCbqJS_secret_odzX4yMLCWleZmuNb9sh",
    "return_url": null,
    "business_country": null,
    "business_label": null,
    "description": "Its my first payout request",
    "entity_type": "NaturalPerson",
    "recurring": false,
    "metadata": {
        "ref": "123"
    },
    "merchant_connector_id": "mca_jWza4o9JclyqVqh3maid",
    "status": "failed",
    "error_message": "invalid_client",
    "error_code": "invalid_client",
    "profile_id": "pro_yOBs0ZV2FcCS8k3ZEbCM",
    "created": "2025-09-24T18:58:12.868Z",
    "connector_transaction_id": null,
    "priority": null,
    "payout_link": null,
    "email": "payout_customer@example.com",
    "name": "John Doe",
    "phone": "999999999",
    "phone_country_code": "+65",
    "unified_code": "UE_9000",
    "unified_message": "Something went wrong",
    "payout_method_id": null
}