# Create a document for an entity

Endpoint: POST /v1alpha/entities/{entity}/documents
Version: v1alpha
Security: oauth2_client_credentials, oauth2_authorization_code

## Path parameters:

  - `entity` (string, required)
    The entity id.

## Request fields (application/json):

  - `name` (string)
    (IDENTIFIER) The resource name of the document.
 Format: documents/{document}

  - `displayName` (string, required)
    Optional. A mutable, user-settable field for providing a human-readable
 name for the document, to be used in user interfaces. Must be <= 63
 characters.
string.example = ["John Doe - Driver's License"]
string.max_len = 128
string.min_len = 1

  - `content` (string, required)
    The content of the document. Maximum file size is 10Mib.
bytes.max_len = 10485760
bytes.min_len = 1

## Response 200 fields (application/json):

  - `name` (string)
    (IDENTIFIER) The resource name of the document.
 Format: documents/{document}

  - `displayName` (string, required)
    Optional. A mutable, user-settable field for providing a human-readable
 name for the document, to be used in user interfaces. Must be <= 63
 characters.
string.example = ["John Doe - Driver's License"]
string.max_len = 128
string.min_len = 1

  - `content` (string, required)
    The content of the document. Maximum file size is 10Mib.
bytes.max_len = 10485760
bytes.min_len = 1

  - `createTime` (string)
    Output only. The timestamp when the document was created.

  - `updateTime` (string)
    Output only. The timestamp when the document was most recently updated.