post https://test-api.stash.gg/sdk/link_code/link_google_play
Link Google Play Games accounts to the Stash web shop by passing an auth code.
Prerequisite
Set up your your Google Cloud ClientId and Secret in Stash Studio before using this endpoint.
The endpoint expects an AuthCode associated with the player's Google Play Games account issued by calling RequestServerSideAccess on the game client on behalf of the player. The code must be no older than one hour.