Changes to Send an existing invoice

added MediumEnum to the channels/items/medium request property allOf list

added api-channel-email to the channels/items/data request property allOf list

added api-v1-zatca-document-send-template-config-allowances-labels-write to the template/allOf[#/components/schemas/api-v1-zatca-document-send-template-write]/config/allOf[#/components/schemas/api-v1-zatca-document-send-template-config-write]/charges/items/labels request property allOf list

added api-v1-zatca-document-send-template-config-allowances-labels-write to the template/allOf[#/components/schemas/api-v1-zatca-document-send-template-write]/config/allOf[#/components/schemas/api-v1-zatca-document-send-template-config-write]/discounts/items/labels request property allOf list

removed the enum value email of the request property channels/items/medium

the channels/items/data request property type changed from object to no type

the channels/items/medium request property type changed from string to no type

the template/allOf[#/components/schemas/api-v1-zatca-document-send-template-write]/config/allOf[#/components/schemas/api-v1-zatca-document-send-template-config-write]/charges/items/labels request property type changed from object to no type

the template/allOf[#/components/schemas/api-v1-zatca-document-send-template-write]/config/allOf[#/components/schemas/api-v1-zatca-document-send-template-config-write]/discounts/items/labels request property type changed from object to no type

the response property reported_ts became nullable for the status 200

the response property sent_ts became nullable for the status 200

removed the request property channels/items/data/message

removed the request property channels/items/data/recipients

removed the request property channels/items/data/subject

removed the request property template/allOf[#/components/schemas/api-v1-zatca-document-send-template-write]/config/allOf[#/components/schemas/api-v1-zatca-document-send-template-config-write]/charges/items/labels/ar

removed the request property template/allOf[#/components/schemas/api-v1-zatca-document-send-template-write]/config/allOf[#/components/schemas/api-v1-zatca-document-send-template-config-write]/charges/items/labels/en

removed the request property template/allOf[#/components/schemas/api-v1-zatca-document-send-template-write]/config/allOf[#/components/schemas/api-v1-zatca-document-send-template-config-write]/discounts/items/labels/ar

removed the request property template/allOf[#/components/schemas/api-v1-zatca-document-send-template-write]/config/allOf[#/components/schemas/api-v1-zatca-document-send-template-config-write]/discounts/items/labels/en

the header request parameter X-ZATCA-Environment became optional