OAuth2RefreshAccessTokenRequest(OAuth2RefreshAccessTokenRequests)

{
    "grant_type": "refresh_token",
    "client_id": "479a3c7ba4a8d3cf28702",
    "client_secret": "a66515d3caf9183b8cad3eee546bcba892b45b01",
    "refresh_token": "f61cc0cffd437c9a596f0acc8eb6f502a7a429d7",
    "scope": "read+write"
}