| Field Name | Data Type | Required? | Description | Validation | 
| src | String | True | Source of the network resolution event | Unvalidated | 
| query | String | True | Domain to be resolved | Unvalidated | 
| record_type | String | True | DNS resource record type | Unvalidated | 
| reply_code | Reply_code | True | Return code for the response | 
 | 
| reply_code_id | Reply_code_id | True | Return code numerical id for the response | 
 | 
| time | Long | True | Time of event | Unvalidated | 
| guid | String | True | Unique ID | Unvalidated | 
| user | String | False | Username of request | 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 | Protocol in use | 
 | 
| action | Action | False | Filter verdict | 
 | 
| 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 | String | False | Category/Categories of request | Unvalidated | 
| category_group | String | False | Aggregate Category/Categories of request | Unvalidated | 
| filter_category | String | False | Category which triggered verdict | Unvalidated | 
| security_event | Boolean | True | If event is considered a security 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 | String | False | Application Code of request | Unvalidated | 
| app_category | String | False | Application Category of request | Unvalidated | 
| request_ip | String | False | IP Request that was blocked by the MSA client | Unvalidated |