The filter parameter is used to filter the results of the given endpoint.
Supported filter operators by key:
id: equals, notEquals, in, notIn, isNull, isNotNull
documentNumber: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
documentDate: equals, notEquals, lessThan, lessThanOrEquals, greaterThan, greaterThanOrEquals, isNull, isNotNull
writeProtection: equals, notEquals
address.id: equals, notEquals, in, notIn, isNull, isNotNull
project.id: equals, notEquals, in, notIn, isNull, isNotNull
tags: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
tags.id: equals, notEquals, in, notIn, isNull, isNotNull
language: equals, notEquals, in, notIn
bodyIntroduction: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
bodyOutroduction: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
project.abbreviation: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
internalDesignation: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
vatId: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
deliveryTerms: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
internalComment: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
isDocumentSent: equals, notEquals
editor.id: equals, notEquals, in, notIn, isNull, isNotNull
createdAt: equals, notEquals, lessThan, lessThanOrEquals, greaterThan, greaterThanOrEquals, isNull, isNotNull
updatedAt: equals, notEquals, lessThan, lessThanOrEquals, greaterThan, greaterThanOrEquals, isNull, isNotNull
lineItems.product.id: equals, notEquals, in, notIn, isNull, isNotNull
lineItems.number: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
documentAddress.name: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
documentAddress.title: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
documentAddress.contactPerson: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
documentAddress.department: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
documentAddress.subDepartment: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
documentAddress.addressSupplement: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
documentAddress.street: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
documentAddress.zipCode: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
documentAddress.city: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
documentAddress.state: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
documentAddress.country: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
documentAddress.gln: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
documentAddress.email: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
documentAddress.phone: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
documentAddress.fax: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
financials.paymentMethod.id: equals, notEquals, in, notIn, isNull, isNotNull
financials.tax.disableTaxNotice: equals, notEquals
financials.tax.taxRates.standard: equals, notEquals, lessThan, lessThanOrEquals, greaterThan, greaterThanOrEquals, isNull, isNotNull
financials.tax.taxRates.reduced: equals, notEquals, lessThan, lessThanOrEquals, greaterThan, greaterThanOrEquals, isNull, isNotNull
financials.tax.taxation: equals, notEquals, in, notIn
totals.net.amount: equals, notEquals, lessThan, lessThanOrEquals, greaterThan, greaterThanOrEquals, isNull, isNotNull
totals.net.currency: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
financials.paymentTerms.paymentTargetDays: equals, notEquals, lessThan, lessThanOrEquals, greaterThan, greaterThanOrEquals, isNull, isNotNull
financials.paymentTerms.paymentTargetDiscount: equals, notEquals, lessThan, lessThanOrEquals, greaterThan, greaterThanOrEquals, isNull, isNotNull
financials.paymentTerms.paymentTargetDiscountDays: equals, notEquals, lessThan, lessThanOrEquals, greaterThan, greaterThanOrEquals, isNull, isNotNull
sales.id: equals, notEquals, in, notIn, isNull, isNotNull
salesOrder.id: equals, notEquals, in, notIn, isNull, isNotNull
shippingMethod.id: equals, notEquals, in, notIn, isNull, isNotNull
status: equals, notEquals, in, notIn
costCenter: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
customerNumber: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
customerOrderNumber: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
masterReferenceNumber: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
dunningSettings.date: equals, notEquals, lessThan, lessThanOrEquals, greaterThan, greaterThanOrEquals, isNull, isNotNull
dunningSettings.blocked: equals, notEquals
dunningSettings.comment: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
dunningSettings.level: equals, notEquals, in, notIn
totals.gross.amount: equals, notEquals, lessThan, lessThanOrEquals, greaterThan, greaterThanOrEquals, isNull, isNotNull
totals.gross.currency: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
paymentStatus: equals, notEquals, in, notIn
isCollectiveBill: equals, notEquals