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
status: equals, notEquals, in, notIn
costCenter: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
supplierNumber: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
confirmedDeliveryDate: equals, notEquals, lessThan, lessThanOrEquals, greaterThan, greaterThanOrEquals, isNull, isNotNull
desiredDeliveryDate: equals, notEquals, lessThan, lessThanOrEquals, greaterThan, greaterThanOrEquals, isNull, isNotNull
supplierOrderNumber: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
supplierOfferNumber: equals, notEquals, in, notIn, contains, notContains, startsWith, endsWith, isNull, isNotNull
useAlternativeDocumentTitle: equals, notEquals
confirmationType: equals, notEquals, in, notIn
shippingMethod.id: equals, notEquals, in, notIn, isNull, isNotNull