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Helpful

CallbacksData callback

Uplink

This callback will trigger when a message has been received from a device.

You can enter a configuration to define custom variables that will be replaced by the parsed data. You can then use these variables in your callback. To get more information about the format of the configuration. For more information, please refer to the Custom payload configuration section in the Custom callback creation article.

This callback type defines the reception of a user message from a device. Common variables available for Uplink data callback service are:

Variables

TypeFormat

Description

time

integer

Epoch time in seconds

The event timestamp (in seconds since the Unix Epoch)

deviceTypeIdstringin hexadecimal, up to 8 charactersDevice Type identifier (in hexadecimal – up to 8 characters <=> 4 bytes)

deviceId

stringin hexadecimal, up to 8 characters

Device identifier (in hexadecimal – up to 8 characters <=> 4 bytes)

snr

floattwo maximum fraction digits

The signal to noise ratio (in dB – Float value with two maximum fraction digits)

Condition: for devicez with contract option NETWORK METADATA

rssi

floattwo maximum fraction digits

The RSSI (in dBm – Float value with two maximum fraction digits). If there is no data to be returned, then the value is null.

Condition: for devices with contract option NETWORK METADATA

station

stringin hexadecimal, 4 characters

The base station identifier (in hexadecimal – 4 characters <=> 2 bytes)

Condition: for devices with contract option NETWORK METADATA

data

stringhexadecimal

The user data (in hexadecimal)

seqNumber

integer

The sequence number of the message if available

Uplink callback example: 

  {	"deviceTypeId":"{deviceTypeId}",
"deviceId":"{deviceId}", "data": "{data}" } 

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