POST api/SkyLeader/addActivity

{
  "mxid": "sample string 1",
  "activity_name": "sample string 2",
  "activity_type": "sample string 3",
  "logo": "sample string 4",
  "activity_description": "sample string 5",
  "activity_url": "sample string 6",
  "release_date": "sample string 7",
  "release_time": "sample string 8",
  "release_point": "sample string 9",
  "arrive_point": "sample string 10",
  "release_point_name": "sample string 11",
  "arrive_point_name": "sample string 12",
  "distance": "sample string 13",
  "recording_mode": "sample string 14",
  "public_mode": "sample string 15",
  "pigeon_set": "sample string 16",
  "pigeon_bind": "sample string 17",
  "pigeon_read": "sample string 18",
  "certification": "sample string 19",
  "certification_url": "sample string 20",
  "launch_mode": "sample string 21",
  "country": "sample string 22",
  "region": "sample string 23",
  "remark": "sample string 24"
}

<classAddlActivity xmlns:i="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://schemas.datacontract.org/2004/07/SkyLeader2.Models">
  <activity_description>sample string 5</activity_description>
  <activity_name>sample string 2</activity_name>
  <activity_type>sample string 3</activity_type>
  <activity_url>sample string 6</activity_url>
  <arrive_point>sample string 10</arrive_point>
  <arrive_point_name>sample string 12</arrive_point_name>
  <certification>sample string 19</certification>
  <certification_url>sample string 20</certification_url>
  <country>sample string 22</country>
  <distance>sample string 13</distance>
  <launch_mode>sample string 21</launch_mode>
  <logo>sample string 4</logo>
  <mxid>sample string 1</mxid>
  <pigeon_bind>sample string 17</pigeon_bind>
  <pigeon_read>sample string 18</pigeon_read>
  <pigeon_set>sample string 16</pigeon_set>
  <public_mode>sample string 15</public_mode>
  <recording_mode>sample string 14</recording_mode>
  <region>sample string 23</region>
  <release_date>sample string 7</release_date>
  <release_point>sample string 9</release_point>
  <release_point_name>sample string 11</release_point_name>
  <release_time>sample string 8</release_time>
  <remark>sample string 24</remark>
</classAddlActivity>

Sample not available.