curl --request POST \
  --url https://api.example.com/v1/mcp/provider/auth/google/sessions \
  --header 'Content-Type: application/json' \
  --data '
{
  "email": "<string>"
}
'

{
  "user": {
    "id": "<string>",
    "name": "<string>",
    "email": "<string>",
    "type": "provider",
    "emailVerified": true,
    "authProvider": "local",
    "providerId": "<string>",
    "providerRole": "<string>",
    "preferences": {}
  },
  "accessToken": "<string>",
  "refreshToken": "<string>",
  "expiresIn": 123,
  "message": "<string>",
  "requiresMfa": true,
  "requiresMfaSetup": true
}