API Traffic Log Data Structure

The API Traffic Log Data Structure fields, which include API Traffic request and response messages, and various metadata information are given below.

A log connector in an environment sends a log data with these fields.

Field Name	Field Description	Java Mapping Type	The field that needs to be activated in the settings to be included in the message
@timestamp	Time Stamp	Instant	Identification Metadata
aci	Apinizer Correlation ID	String	Identification Metadata
ei	Environment ID	String	Identification Metadata
pi	Project ID	String	Identification Metadata
appi	Application ID	String	API Proxy Metadata
appin	Application Name	String	API Proxy Metadata
api	API Proxy ID	String	API Proxy Metadata
apn	API Proxy Name	String	API Proxy Metadata
eat	API Type	String	API Proxy Metadata
aprp	API Proxy Relative Path	String	API Proxy Metadata
apmi	API Proxy Method ID	String	API Proxy Metadata
apmn	API Proxy Method Name	String	API Proxy Metadata
xff	X Forwarded For	String	Request Metadata
hr1ra	Http Request Remote Address	String	Request Metadata
hr1hm	Http Request Http Method	String	Request Metadata
hr1ct	Http Request Content Type	String	Request Metadata
hr1pi	Http Request Path Info	String	Request Metadata
uok	Username or Key	String	Request Metadata
hr1cp	Http Request Context Path	String	Request Metadata
hr1qs	Http Request Query String	String	Request Metadata (Only when "Trace" is enabled)
hr1ru	Http Request Remote User	String	Request Metadata (Only when "Trace" is enabled)
hr1rsi	Http Request Requested Session Id	String	Request Metadata (Only when "Trace" is enabled)
hr1r1u	Http Request Request URI	String	Request Metadata (Only when "Trace" is enabled)
hr1ce	Http Request Character Encoding	String	Request Metadata (Only when "Trace" is enabled)
hr1cl	Http Request Content Length	Integer	Request Metadata (Only when "Trace" is enabled)
hr1p	Http Request Protocol	String	Request Metadata (Only when "Trace" is enabled)
hr1s	Http Request Scheme	String	Request Metadata (Only when "Trace" is enabled)
hr1sn	Http Request Server Name	String	Request Metadata (Only when "Trace" is enabled)
hr1sp	Http Request Server Port	Integer	Request Metadata (Only when "Trace" is enabled)
hr1rh	Http Request Remote Host	String	Request Metadata (Only when "Trace" is enabled)
hr1rp	Http Request Remote Port	Integer	Request Metadata (Only when "Trace" is enabled)
hr1ln	Http Request Local Name	String	Request Metadata (Only when "Trace" is enabled)
hr1la	Http Request Local Address	String	Request Metadata (Only when "Trace" is enabled)
hr1lp	Http Request Local Port	String	Request Metadata (Only when "Trace" is enabled)
trqpt	TimeRequestPipelineTotal	Integer	Metrics
trspt	TimeResponsePipelineTotal	Integer	Metrics
rrc	RoutingRetryCount	Integer	Metrics
rfc	RoutingFailoverCount	Integer	Metrics
trt	TimeRoutingTotal	Integer	Metrics
tapt	TimeApiProxyTotal	Integer	Metrics
ch	CacheHit	Boolean	Metrics
sr1t	SizeRequestTotal	Integer	Metrics
sr2t	SizeResponseTotal	Integer	Metrics
sc	Status Code	Integer	Response Metadata
rt	Result Type	Enum	Response Metadata
et	Error Type	Enum	Response Metadata
pet	Parent Error Type	Enum	Response Metadata
fcrp	From Client Read Only Parameter	Map<String,String>	Header from Client
fcrh	From Client Read Only Header	Map<String,String>	Param from Client
fcrb	From Client Read Only Body	String	Body from Client
tbap	To Backend API Parameter	Map<String,String>	Header to Backend API
tbah	To Backend API Header	Map<String,String>	Parameter to Backend API
tba	To Backend API Body	String	Body to Backend API
fbarh	From Backend API Read Only Header	Map<String,String>	Header from Backend API
fbarb	From Backend API Read Only Body	String	Body from Backend API
tch	To Client Header	Map<String,String>	Header to Client
tcb	To Client Body	String	Body to Client

Order of the fields can change.

The resulting sample JSON data:

{
  "@timestamp" : "2023-10-16T14:48:07.662Z",
  "aci" : "<correlation id>",
  "ei" : "<environment id>",
  "pi" : "<project id>",
  "appi" : "<api proxy group id>",
  "appin" : "<api proxy group name>",
  "api" : "<api proxy id>",
  "apn" : "<api proxy name>",
  "eat" : "REST",
  "aprp" : "<api proxy relative path>",
  "apmi" : "<api proxy method id>",
  "apmn" : "<api proxy method name>",
  "xff" : "<x-forwarded-for>",
  "hr1ra" : "<client address>",
  "hr1hm" : "<HTTP Method>",
  "hr1ct" : "<Content-Type>",
  "hr1pi" : "<http request path info>",
  "uok" : "<username or key>",
  "hr1cp" : "<http request context path>",
  "ra" : "<backend api address>",
  "rrc" : 0,
  "rfc" : 0,
  "trqpt" : 20,
  "trspt" : 30,
  "trt" : 100,
  "tapt" : 150,
  "sr1t" : 100,
  "sr2t" : 250,
  "ch" : false,
  "sc" : 200,
  "et" : "APIPROXY",
  "pet" : "API_PROXY",
  "rt" : "SUCCESS",
  "hr1qs" : "<Http Request Query String>",
  "hr1ru" : "<Http Request Remote User>",
  "hr1rsi" : "<Http Request Requested Session Id>",
  "hr1r1u" : "<Http Request Request URI>",
  "hr1ce" : "<Http Request Character Encoding>",
  "hr1cl" : 100,
  "hr1p" : "<Http Request Protocol>",
  "hr1s" : "<Http Request Scheme>",
  "hr1sn" : "<Http Request Server Name>",
  "hr1sp" : 443,
  "hr1rh" : "<Http Request Remote Host>",
  "hr1rp" : 8443,
  "hr1ln" : "<Http Request Local Name>",
  "hr1la" : "<Http Request Local Addr>",
  "hr1lp" : 443,
  "fcrp" : [ {
    "k" : "key1",
    "v" : "value1"
  }, {
    "k" : "key2",
    "v" : "value2"
  }, {
    "k" : "key3",
    "v" : "value3"
  } ],
  "fcrh" : [ {
    "k" : "key1",
    "v" : "value1"
  }, {
    "k" : "key2",
    "v" : "value2"
  }, {
    "k" : "key3",
    "v" : "value3"
  } ],
  "fcrb" : "<request body from client>",
  "tbap" : [ {
    "k" : "key1",
    "v" : "value1"
  }, {
    "k" : "key2",
    "v" : "value2"
  }, {
    "k" : "key3",
    "v" : "value3"
  } ],
  "tbah" : [ {
    "k" : "key1",
    "v" : "value1"
  }, {
    "k" : "key2",
    "v" : "value2"
  }, {
    "k" : "key3",
    "v" : "value3"
  } ],
  "tba" : "<request body to backend api>",
  "fbarh" : [ {
    "k" : "key1",
    "v" : "value1"
  }, {
    "k" : "key2",
    "v" : "value2"
  }, {
    "k" : "key3",
    "v" : "value3"
  } ],
  "fbarb" : "<body response from backend api>",
  "tch" : [ {
    "k" : "key1",
    "v" : "value1"
  }, {
    "k" : "key2",
    "v" : "value2"
  }, {
    "k" : "key3",
    "v" : "value3"
  } ],
  "tcb" : "<body response to client>"
}

JS

You can view the list of values in the "rt" field in the "Result Type Enum Values" table on the Error Messages page.

You can view the list of values in the "pet" field in the "Parent Error Type Values" table on the Error Messages page.

You can view the list of values in the "et" field in the "Error Type Values" table on the Error Messages page.