Whether the principal has the permission on the resource.
Values:
OVERALL_ACCESS_STATE_UNSPECIFIED (0):
Not specified.
CAN_ACCESS (1):
The principal has the permission.
CANNOT_ACCESS (2):
The principal doesn't have the permission.
UNKNOWN_INFO (3):
The principal might have the permission, but
the sender can't access all of the information
needed to fully evaluate the principal's access.
UNKNOWN_CONDITIONAL (4):
The principal might have the permission, but
Policy Troubleshooter can't fully evaluate the
principal's access because the sender didn't
provide the required context to evaluate the
condition.
