# Invoice Update invoice(s) numbers and/or status by provided invoiceId Endpoint: POST /rest/api/standard/v1/Invoice Version: 1.0.0 Security: basicAuth ## Request fields (application/json): - `invoices` (array) - `invoices.invoiceId` (integer) - `invoices.invoiceNumber` (string) - `invoices.invoiceCustomStatus` (string) - `invoices.invoiceFormData` (object) Read-only schema used in GET requests to display object's custom fields data. For POST requests, refer to - `invoices.customFieldDataList` (array) - `invoices.customFieldDataList.customFieldDataDtype` (string) Enum: "NumberFieldData", "FreeTextFieldData", "Integer64FieldData", "LookupFieldData", "SelectFieldData", "BooleanFieldData", "TableFieldData" - `invoices.customFieldDataList.customFieldDataUname` (string) Unique identifier/key for the custom field - `invoices.customFieldDataList.customFieldDataStringValue` (string) Required if is not - `invoices.customFieldDataList.customFieldDataBooleanValue` (boolean) Required if is