testIamPermissions(project, resource, body)
Returns permissions that a caller has on the specified resource.
testIamPermissions(project, resource, body)
  Returns permissions that a caller has on the specified resource.
Args:
  project: string, Project ID for this request. (required)
  resource: string, Name of the resource for this request. (required)
  body: object, The request body. (required)
    The object takes the form of:
{
    "permissions": [ # The set of permissions to check for the 'resource'. Permissions with wildcards (such as '*' or 'storage.*') are not allowed.
      "A String",
    ],
  }
Returns:
  An object of the form:
    {
    "permissions": [ # A subset of `TestPermissionsRequest.permissions` that the caller is allowed.
      "A String",
    ],
  }