Parameter	Mandatory	Description	Examples	More Info
API	Yes	The API area	activities.json
General	Yes	Parameters described in API syntax section		Structure of an API call
Company	Yes	The company number	company=1
Action	Yes	The action to perform	action=activityfollowup
Identifier	Yes	Activity ID or UUID	activityID=4833
Activitytype	Specifies the activity type of the new followup activity	activitytype=pup

Example request:

http://&lt;SERVER&gt;/jsonapi/activities.json?user=user&password=user&company=1&version=4action=activityfollowup&activityID=4833&activitytype=pup

Example response:

{
  "responsecode": 1,
  "responsestatus": "OK",
  "errorcode": 0,
  "errormessage": "",
  "responsemessage": "Followup created.",
  "warningmessage": "",
  "success": true,
  "data": [
    {
      "activityID": 7478,
      "activityuuid": "1DE77B353980544C8721F6B90FB28C00"
    }
  ]
}

Follow-ups - list

This will list all followups for a specific activity

Parameter	Description/example
Action	Action=followuplist
ActivityID	Identifies the activity which has related followups

Example request:

http://&lt;SERVER&gt;/jsonapi/activities.json?company=1&version=3.8&user=user&password=user&action=followuplist&activity=4833

Example response:

{
  "responsecode": 1,
  "responsestatus": "OK",
  "errorcode": 0,
  "errormessage": "",
  "totalrows": 0,
  "totalpages": 1,
  "responsemessage": "",
  "pagerows": 0,
  "pagenumber": 1,
  "success": true,
  "data": [
    {
      "activityuuid": "FDA5D0AB2B89C74A875D6DACBCF7DECA",
      "activityTimeStampModified": 1494410269,
      "activityRecordVersionNumber": 0,
      "activityCreationDate": "2017-05-10",
      "activityCreationTime": "10:57:49",
      "activityCreationTimeZone": "UTCA",
      "activitySubject": "MyChangedSubject13",
      "activityID": 7477,
      "activityDetails1stLIne": "",
      "activityActivitytype": "Public todo2"
    },
    {
      "activityuuid": "A34E62DA38F9334C9B02C7CD0A16E133",
      "activityTimeStampModified": 1492788713,
      "activityRecordVersionNumber": 13,
      "activityCreationDate": "2016-08-09",
      "activityCreationTime": "15:07:29",
      "activityCreationTimeZone": "UTCA",
      "activitySubject": "MyChangedSubject13",
      "activityID": 6974,
      "activityDetails1stLIne": "",
      "activityActivitytype": "Public todo2"
    },
    {
      "activityuuid": "1C1C82FE74B57F4F93BFA9CEC8CDAD41",
      "activityTimeStampModified": 1475771089,
      "activityRecordVersionNumber": 928,
      "activityCreationDate": "2014-01-30",
      "activityCreationTime": "15:14:10",
      "activityCreationTimeZone": "UTCA",
      "activitySubject": "MyChangedSubject13",
      "activityID": 4833,
      "activityDetails1stLIne": "description7",
      "activityActivitytype": "Draft docs"
    }
  ]
}