The following list of request parameters only lists interface request parameters and some public parameters, For a complete list of public parameters see public request parameters.

Parameter name	Required	Allow NULL	Type	Description
Action	Yes	No	String	Public parameter, The value of this interface: DescribeEmergencyResponseList
Version	Yes	No	String	Public parameter, The value of this interface: 2018-02-28
Region	No	No	String	Public parameter,Regional information This interface does not need to pass this parameter.
By	No	No	String	Field for sorting. Valid values: StartTime and EndTime. Example: StartTime
Filters	No	No	Array of Filters	Filter conditions. Keyword - String - Required: No - Keyword for filtering. Status - String - Required: No - Status. Example:View
Limit	No	No	Uint64	Maximum number of entries to return. Maximum value: 100. Example: 10
Offset	No	No	Uint64	Offset. Example: 0
Order	No	No	String	Sorting order. Example: desc

3. Output Parameters

Parameter name	Type	Description
List	Array of EmergencyResponseInfo	API for querying the emergency response list Example:View
TotalCount	Uint64	Total number. Example: 100
RequestId	String	Unique request id, Each request will return. The RequestId of the request needs to be provided when locating the problem.

4. Error Code

The following lists only the error codes related to the interface business logic, For other error codes, see public ErrorCode.

Error Code	Description
InternalError	Internal error.
MissingParameter	Missing parameter.
InvalidParameter	Invalid parameter.
InvalidParameterValue	The parameter value is invalid.