checkoutCreateMetadata := components.CreateCheckoutCreateMetadataStr(string{/* values here */})checkoutCreateMetadata := components.CreateCheckoutCreateMetadataInteger(int64{/* values here */})checkoutCreateMetadata := components.CreateCheckoutCreateMetadataNumber(float64{/* values here */})checkoutCreateMetadata := components.CreateCheckoutCreateMetadataBoolean(bool{/* values here */})