Create a sequence.
Add the items to the sequence
Save the sequence.
POST http://192.168.2.149/rest-api/v1/sequences
Sending data: {"data":{"apiTest":"true","label":"Example Sequence"},"stacks":[{"items":[{"data":{"durationMillis":"15000","label":"File upload 1"},"resources":[{"data":{"createdMillis":1547134897612,"pendingId":"example-1-398983543"},"type":"pending"}]}]},{"items":[{"data":{"durationMillis":"15000","label":"File upload 2"},"resources":[{"data":{"createdMillis":1547134897612,"pendingId":"example-2-398983543"},"type":"pending"}]}]}],"type":"sequence"}
Server returned response code: 201
Received: {
  "type" : "sequence",
  "id" : "01C9697B203CC1",
  "data" : {
    "createdMillis" : "1547063789427",
    "modifiedMillis" : "1547063789427",
    "apiTest" : "true",
    "label" : "Example Sequence"
  },
  "storageOp" : "CREATE",
  "stacks" : [ {
    "items" : [ {
      "data" : {
        "durationMillis" : "15000",
        "label" : "File upload 1"
      },
      "resources" : [ {
        "type" : "pending",
        "data" : {
          "createdMillis" : "1547134897612",
          "pendingId" : "example-1-398983543"
        }
      } ]
    } ]
  }, {
    "items" : [ {
      "data" : {
        "durationMillis" : "15000",
        "label" : "File upload 2"
      },
      "resources" : [ {
        "type" : "pending",
        "data" : {
          "createdMillis" : "1547134897612",
          "pendingId" : "example-2-398983543"
        }
      } ]
    } ]
  } ]
}
Upload the items.
Connecting to http://192.168.2.149/upload to upload data.
Headers: {X-ItemId=[01C9697B203CC1], X-PendingId=[example-1-398983543], X-ItemType=[sequence], X-UploadType=[raw], X-FileName=[car.jpg], Content-Type=[content/unknown]}
65,536 bytes uploaded.
262,532 bytes uploaded.
Server returned response code: 200
Connecting to http://192.168.2.149/upload to upload data.
Headers: {X-ItemId=[01C9697B203CC1], X-PendingId=[example-2-398983543], X-ItemType=[sequence], X-UploadType=[raw], X-FileName=[nature.jpg], Content-Type=[content/unknown]}
65,536 bytes uploaded.
296,657 bytes uploaded.
Server returned response code: 200
Load the sequence containing the new uploads.
GET http://192.168.2.149/rest-api/v1/sequences/01C9697B203CC1
Server returned response code: 200
Received: {
  "type" : "sequence",
  "id" : "01C9697B203CC1",
  "data" : {
    "createdMillis" : "1547063789427",
    "modifiedMillis" : "1547063790763",
    "apiTest" : "true",
    "label" : "Example Sequence"
  },
  "stacks" : [ {
    "items" : [ {
      "data" : {
        "durationMillis" : "15000",
        "label" : "File upload 1"
      },
      "resources" : [ {
        "type" : "static",
        "data" : {
          "createdMillis" : "1547134897612",
          "modifiedMillis" : "1547063789473",
          "pendingId" : "example-1-398983543",
          "blobId" : "9170A60FCC7C77F16FA3E4EAA22E2B49-352423",
          "width" : "1820",
          "contentLength" : "352423",
          "contentType" : "image/jpeg",
          "height" : "1138"
        }
      }, {
        "type" : "static",
        "data" : {
          "createdMillis" : "1547134897612",
          "modifiedMillis" : "1547063789473",
          "pendingId" : "example-1-398983543",
          "blobId" : "371D5C3755646C78962A4D0866DA3763-391230",
          "width" : "1920",
          "contentLength" : "391230",
          "contentType" : "image/jpeg",
          "height" : "1200"
        }
      }, {
        "type" : "static",
        "data" : {
          "createdMillis" : "1547134897612",
          "modifiedMillis" : "1547063789473",
          "pendingId" : "example-1-398983543",
          "blobId" : "1F4946555327788DBF1B400CCDF461ED-91174",
          "width" : "894",
          "contentLength" : "91174",
          "contentType" : "image/jpeg",
          "height" : "559"
        }
      }, {
        "type" : "static",
        "data" : {
          "createdMillis" : "1547134897612",
          "modifiedMillis" : "1547063789473",
          "pendingId" : "example-1-398983543",
          "blobId" : "93D0530E95B0127BC08649D9B976A7D4-3892",
          "width" : "100",
          "contentLength" : "3892",
          "contentType" : "image/jpeg",
          "enabled" : "false",
          "height" : "62"
        }
      } ]
    } ]
  }, {
    "items" : [ {
      "data" : {
        "durationMillis" : "15000",
        "label" : "File upload 2"
      },
      "resources" : [ {
        "type" : "static",
        "data" : {
          "createdMillis" : "1547134897612",
          "modifiedMillis" : "1547063790448",
          "pendingId" : "example-2-398983543",
          "blobId" : "7B0F4CEC9CE6D89F1368A46DFC3D23B2-157632",
          "width" : "894",
          "contentLength" : "157632",
          "contentType" : "image/jpeg",
          "height" : "559"
        }
      }, {
        "type" : "static",
        "data" : {
          "createdMillis" : "1547134897612",
          "modifiedMillis" : "1547063790448",
          "pendingId" : "example-2-398983543",
          "blobId" : "B82F986DD2A664E8FBB6E967DAF614E4-382221",
          "width" : "1600",
          "contentLength" : "382221",
          "contentType" : "image/jpeg",
          "height" : "1000"
        }
      }, {
        "type" : "static",
        "data" : {
          "createdMillis" : "1547134897612",
          "modifiedMillis" : "1547063790448",
          "pendingId" : "example-2-398983543",
          "blobId" : "43186241E47BA7285456111A2950D826-5121",
          "width" : "100",
          "contentLength" : "5121",
          "contentType" : "image/jpeg",
          "enabled" : "false",
          "height" : "62"
        }
      } ]
    } ]
  } ]
}