func (u OperationBody) MustChangeTrustOp() ChangeTrustOp {
	val, ok := u.GetChangeTrustOp()

	if !ok {
		panic("arm ChangeTrustOp is not set")
	}

	return val
}
func (u OperationBody) MustChangeTrustOp() ChangeTrustOp {
	val, ok := u.GetChangeTrustOp()

	if !ok {
		panic("arm ChangeTrustOp is not set")
	}

	return val
}
// MustChangeTrustOp retrieves the ChangeTrustOp value from the union,
// panicing if the value is not set.