POST api/Activities

{
  "ActivityCode": 1,
  "Activity": "sample string 2",
  "ActivityType": 1,
  "Phone": "sample string 3",
  "CardCode": "sample string 4",
  "CardName": "sample string 5",
  "Subject": 1,
  "HandledBy": 1,
  "ContactPersonCode": 1,
  "Details": "sample string 6",
  "StartDate": "sample string 7",
  "StartTime": "sample string 8",
  "EndDueDate": "sample string 9",
  "EndTime": "sample string 10",
  "Duration": 1.0,
  "Priority": "sample string 11",
  "Location": 1,
  "RecurrencePattern": "sample string 12",
  "RepeatOption": {},
  "Interval": 1,
  "SeriesStartDate": "sample string 14",
  "SeriesEndDate": "sample string 15",
  "EndType": {},
  "MaxOccurrence": 1,
  "Closed": "sample string 17",
  "InactiveFlag": "sample string 18",
  "Monday": "sample string 19",
  "Tuesday": "sample string 20",
  "Wednesday": "sample string 21",
  "Thursday": "sample string 22",
  "Friday": "sample string 23",
  "Saturday": "sample string 24",
  "Sunday": "sample string 25",
  "RecurrenceSequenceSpecifier": "sample string 26",
  "RecurrenceDayOfWeek": "sample string 27",
  "RecurrenceDayInMonth": 1,
  "RecurrenceMonth": 1,
  "DocType": "sample string 28",
  "DocNum": "sample string 29",
  "DocEntry": "sample string 30",
  "Reminder": "sample string 31",
  "ReminderType": "sample string 32",
  "ReminderPeriod": 1.0,
  "Country": "sample string 33",
  "State": "sample string 34",
  "Room": "sample string 35",
  "Street": "sample string 36",
  "City": "sample string 37",
  "Status": 1,
  "Udfs": [
    {
      "Name": "sample string 1",
      "FieldType": "sample string 2",
      "Value": "sample string 3"
    },
    {
      "Name": "sample string 1",
      "FieldType": "sample string 2",
      "Value": "sample string 3"
    }
  ]
}

<Activities xmlns:i="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://schemas.datacontract.org/2004/07/CLMLTEMA.MODELS">
  <Activity>sample string 2</Activity>
  <ActivityCode>1</ActivityCode>
  <ActivityType>1</ActivityType>
  <CardCode>sample string 4</CardCode>
  <CardName>sample string 5</CardName>
  <City>sample string 37</City>
  <Closed>sample string 17</Closed>
  <ContactPersonCode>1</ContactPersonCode>
  <Country>sample string 33</Country>
  <Details>sample string 6</Details>
  <DocEntry>sample string 30</DocEntry>
  <DocNum>sample string 29</DocNum>
  <DocType>sample string 28</DocType>
  <Duration>1</Duration>
  <EndDueDate>sample string 9</EndDueDate>
  <EndTime>sample string 10</EndTime>
  <EndType />
  <Friday>sample string 23</Friday>
  <HandledBy>1</HandledBy>
  <InactiveFlag>sample string 18</InactiveFlag>
  <Interval>1</Interval>
  <Location>1</Location>
  <MaxOccurrence>1</MaxOccurrence>
  <Monday>sample string 19</Monday>
  <Phone>sample string 3</Phone>
  <Priority>sample string 11</Priority>
  <RecurrenceDayInMonth>1</RecurrenceDayInMonth>
  <RecurrenceDayOfWeek>sample string 27</RecurrenceDayOfWeek>
  <RecurrenceMonth>1</RecurrenceMonth>
  <RecurrencePattern>sample string 12</RecurrencePattern>
  <RecurrenceSequenceSpecifier>sample string 26</RecurrenceSequenceSpecifier>
  <Reminder>sample string 31</Reminder>
  <ReminderPeriod>1</ReminderPeriod>
  <ReminderType>sample string 32</ReminderType>
  <RepeatOption />
  <Room>sample string 35</Room>
  <Saturday>sample string 24</Saturday>
  <SeriesEndDate>sample string 15</SeriesEndDate>
  <SeriesStartDate>sample string 14</SeriesStartDate>
  <StartDate>sample string 7</StartDate>
  <StartTime>sample string 8</StartTime>
  <State>sample string 34</State>
  <Status>1</Status>
  <Street>sample string 36</Street>
  <Subject>1</Subject>
  <Sunday>sample string 25</Sunday>
  <Thursday>sample string 22</Thursday>
  <Tuesday>sample string 20</Tuesday>
  <Udfs xmlns:d2p1="http://schemas.datacontract.org/2004/07/CL.STRUCTURES.CLASSES.Udf">
    <d2p1:Udf>
      <d2p1:FieldType>sample string 2</d2p1:FieldType>
      <d2p1:Name>sample string 1</d2p1:Name>
      <d2p1:Value>sample string 3</d2p1:Value>
    </d2p1:Udf>
    <d2p1:Udf>
      <d2p1:FieldType>sample string 2</d2p1:FieldType>
      <d2p1:Name>sample string 1</d2p1:Name>
      <d2p1:Value>sample string 3</d2p1:Value>
    </d2p1:Udf>
  </Udfs>
  <Wednesday>sample string 21</Wednesday>
</Activities>

Sample not available.