| Field Name | Data Type | Required? | Description | Validation | 
| action | Action | False | Action taken by the proxy | 
 | 
| app | String | False | Application detected | Unvalidated | 
| bytes_in | Integer | False | Number of inbound bytes transferred | Unvalidated | 
| category | String | False | Category/Categories of request | Unvalidated | 
| dest | String | True | Destination of the remote traffic | Unvalidated | 
| http_content_type | String | False | Content-type od the requested HTTP resource | Unvalidated | 
| http_method | Http_method | False | HTTP method used in the request | 
 UNLOCK | 
| src | String | True | Source of the network traffic | Unvalidated | 
| status | Integer | False | HTTP response code | Unvalidated | 
| url | String | False | URL of the requested HTTP resource | Unvalidated | 
| user | String | False | User that requested the HTTP resource | Unvalidated | 
| time | Long | True | Time of event | Unvalidated | 
| guid | String | True | Unique ID | Unvalidated | 
| auth_status | String | False | Authentication Status of request | Unvalidated | 
| auth_scheme | String | False | Authentication Scheme of request | Unvalidated | 
| workstation | String | False | WorkStation of request | Unvalidated | 
| protocol | Protocol | True | Requested URL protocol | 
 | 
| http_version | String | False | Requested URL protocol version | Unvalidated | 
| tls_version | Integer | False | TLS Version of event | Unvalidated | 
| policy_type | Policy_type | False | Policy Type which triggered verdict | 
 | 
| policy_name | String | False | Policy name which triggered verdict | Unvalidated | 
| policy_id | Integer | False | Policy Definition ID which triggered verdict | Unvalidated | 
| action_reason | Action_reason | False | Verdict Reason | 
 | 
| category_group | String | False | Aggregate Category/Categories of request | Unvalidated | 
| filter_category | String | False | Category which triggered verdict | Unvalidated | 
| security_event | Boolean | False | If event is considered a security event | Unvalidated | 
| virus_details | String | False | AV Details of event | Unvalidated | 
| user_context | User_context | False | MSA Context type | 
 | 
| user_count | Integer | False | User count | Unvalidated | 
| local_ip | String | False | Local IP of MSA client | Unvalidated | 
| local_hostname | String | False | Hostname of MSA client | Unvalidated | 
| app_category | String | False | Application Category of request | Unvalidated |