POST api/2.0/project/1234/task
Host: yourportal.Р7.com
Content-Type: application/json
Accept: application/json

{
  "description": "some text",
  "deadline": "2008-04-10T06-30-00.000Z",
  "priority": "normal",
  "title": "some text",
  "milestoneid": 1234,
  "responsibles": [
    "00000000-0000-0000-0000-000000000000"
  ],
  "notify": true,
  "startDate": "2008-04-10T06-30-00.000Z"
}

application/json

{
  "status": 0,
  "response": {
    "canEdit": false,
    "canCreateSubtask": false,
    "canCreateTimeSpend": false,
    "canDelete": false,
    "canReadFiles": false,
    "startDate": "2022-11-03T15:35:58.0146401Z",
    "id": 10,
    "title": "Sample Title",
    "description": "Sample description",
    "deadline": "2022-11-03T15:35:58.0146401Z",
    "priority": 1,
    "milestoneId": 123,
    "projectOwner": {
      "id": 123,
      "title": "Sample project",
      "status": 0,
      "isPrivate": false
    },
    "status": 0,
    "responsible": {
      "id": "00000000-0000-0000-0000-000000000000",
      "displayName": "Mike Zanyatski",
      "title": "Manager",
      "avatarSmall": "url to small avatar",
      "profileUrl": ""
    },
    "updatedBy": {
      "id": "00000000-0000-0000-0000-000000000000",
      "displayName": "Mike Zanyatski",
      "title": "Manager",
      "avatarSmall": "url to small avatar",
      "profileUrl": ""
    },
    "created": "2022-11-03T15:35:58.0146401Z",
    "createdBy": {
      "id": "00000000-0000-0000-0000-000000000000",
      "displayName": "Mike Zanyatski",
      "title": "Manager",
      "avatarSmall": "url to small avatar",
      "profileUrl": ""
    },
    "updated": "2022-11-03T15:35:58.0146401Z",
    "responsibles": null
  }
}

text/xml

<result>
  <status>0</status>
  <response>
    <canEdit>false</canEdit>
    <canCreateSubtask>false</canCreateSubtask>
    <canCreateTimeSpend>false</canCreateTimeSpend>
    <canDelete>false</canDelete>
    <canReadFiles>false</canReadFiles>
    <startDate>2022-11-03T15:35:58.0146401Z</startDate>
    <id>10</id>
    <title>Sample Title</title>
    <description>Sample description</description>
    <deadline>2022-11-03T15:35:58.0146401Z</deadline>
    <priority>1</priority>
    <milestoneId>123</milestoneId>
    <projectOwner>
      <id>123</id>
      <title>Sample project</title>
      <status>0</status>
      <isPrivate>false</isPrivate>
    </projectOwner>
    <status>0</status>
    <responsible>
      <id>00000000-0000-0000-0000-000000000000</id>
      <displayName>Mike Zanyatski</displayName>
      <title>Manager</title>
      <avatarSmall>url to small avatar</avatarSmall>
      <profileUrl></profileUrl>
    </responsible>
    <updatedBy>
      <id>00000000-0000-0000-0000-000000000000</id>
      <displayName>Mike Zanyatski</displayName>
      <title>Manager</title>
      <avatarSmall>url to small avatar</avatarSmall>
      <profileUrl></profileUrl>
    </updatedBy>
    <created>2022-11-03T15:35:58.0146401Z</created>
    <createdBy>
      <id>00000000-0000-0000-0000-000000000000</id>
      <displayName>Mike Zanyatski</displayName>
      <title>Manager</title>
      <avatarSmall>url to small avatar</avatarSmall>
      <profileUrl></profileUrl>
    </createdBy>
    <updated>2022-11-03T15:35:58.0146401Z</updated>
    <responsibles />
  </response>
</result>