To send historical data (i.e. from data loggers) to one or more variables of multiple Devices please make a POST request to the following URL:

HTTP Method	URL
POST	`https://industrial.api.ubidots.com/api/v1.6/devices/_/bulk/values`

Headers

The "X-Auth-Token" and "Content-Type" headers are required to your request:

Header	Value	Required?	Description
`X-Auth-Token`	Token	Yes	Authentication Token of account.
`Content-Type`	`application/json`	Yes	The type of data of the body.

Body

A list of objects, each containing parameters as follows:

Parameter	Required?	Description
device	Yes	Device label to which data will be sent
timestamp	Yes	Timestamp in milliseconds POSIX format. When present, this timestamp will be applied to all Dots in the `values` list unless an individual timestamp is sent.
values	Yes	A list of objects, each containing Dots for one or more variables.

[
   {
      "device":"first-device",
      "timestamp":1588864653968,
      "values":[
         {
            "temperature":24,
            "humidity":88
         },
         {
            "temperature":21,
            "humidity":86,
            "timestamp":1588864653900
         }
      ]
   },
   {
      "device":"second-device",
      "timestamp":1588864653968,
      "values":[
         {
            "temperature":45,
            "humidity":{
               "value":2,
               "timestamp":1588864653900
            }
         }
      ]
   }
]

🚧
Maximum length
The maximum character length for the body is 10kb

Query Parameters

You may add optional parameters to the URL of your request:

Parameter	Type	Description
token	String	The token to authenticate the request. While sending it as a query parameter is supported, we strongly recommend using the `X-Auth-Token` header

Examples

Send historical data to multiple Devices:
Update multiple Devices with historical data of its variables

$ curl -X POST 'https://industrial.api.ubidots.com/api/v1.6/devices/_/bulk/values' \
 -H 'Content-Type: application/json' \
 -H 'X-Auth-Token: oaXBo6ODhIjPsusNRPUGIK4d72bc73' \
 -d '[
   {
      "device":"first-device",
      "timestamp":1588864653968,
      "values":[
         {
            "temperature":24,
            "humidity":88
         },
         {
            "temperature":21,
            "humidity":86,
            "timestamp":1588864653900
         }
      ]
   },
   {
      "device":"second-device",
      "timestamp":1588864653968,
      "values":[
         {
            "temperature":45,
            "humidity":{
               "value":2,
               "timestamp":1588864653900
            }
         }
      ]
   }
]'

{
  "task_id": "6178a1d0fdaf23a095b8e50b"
}

{
  "detail": "JSON parse error - Invalid control character at: line 3 column 30 (char 36)"
}

{
  "code": 401002,
  "message": "Incorrect authentication credentials."
}