App Type: Server/Web
curl Request:
curl --location --request POST 'https://platform.devtest.ringcentral.com/restapi/oauth/token'
--header 'Content-Type: application/x-www-form-urlencoded'
--header 'Authorization: Basic U0pDMTJQMDFQQVMwMHxBQUNxSkdJOW1pZDltYzhIRjJfMlVqTlY3di14WUZIYkFtR1Q2TlpVbjZzU3ZPc3JPdmRGVFJMNlpvWnZDbUJ6Q09oNF9QWWRPMEVYNENYQjd4dmJsWHJoWnlrSXJvM3ZieXM4RWFEc3FFZ0lVRzREa0NSelVRVTV6dGYyQVdWeWhkSDlvNHhLdlB3eUNNT010LVhJX1RjNE8zMXhJRzM5MnFPbFNYNVdFMnFwalllNFdjN0l2TS1rdTlJOFluRlpUZ09sdE16Q3JSMHJMbVI0TUZHVXNURDN8d2NJTW1BfDJNeTVtalRwZ1VtSEs1MjBIdG15M3d8QUE'
--data-urlencode 'refresh_token=U0pDMTJQMDFQQVMwMHxBQUNxSkdJOW1pZDltYzhIRjJfMlVqTlY3di14WUZIYkFtR1Q2TlpVbjZzU3ZPc3JPdmRGVFJMNlpvWnZDbUJ6Q09oNF9QWWRPMEVYNENYQjd4dmJsWHJobjZBM3pZTEkyemc4RWFEc3FFZ0lVQ2V4dFY3WWpnMnN6dGYyQVdWeWhkSDlvNHhLdlB3eUNNT010LVhJX1RjNE8zMXhJRzM5MnFPbFNYNVdFMnFwalllNFdjN0l2TS1rdTlJOFluRlpUZ1BfUEhRQ3RxaUNGVVRsQjdtbG9uVXR8d2NJTW1BfHg0X2d1Wk1NcTdEWXFWc2lYbkVKTkF8QUE'
--data-urlencode 'grant_type=refresh_token'
Response: 400 Bade Request
{
"error": "invalid_request",
"errors": [
{
"errorCode": "OAU-156",
"message": "Basic authentication header is missing or malformed"
}
],
"error_description": "Basic authentication header is missing or malformed"
}
Can you guys help me how to refresh access token.
