keyValue notification format is not working in custom notifications using ngsi payload #4644
Description
Sub
{
"status": "active",
"subject": {
"entities": [
{
"idPattern": ".*",
"type": "WaterMeter"
}
],
"condition": {
"attrs": [
"TimeInstant"
],
"alterationTypes": [
"entityCreate",
"entityUpdate",
"entityChange",
"entityDelete"
],
"notifyOnMetadataChange": true
}
},
"notification": {
"timesSent": 29,
"lastNotification": "2025-02-12T10:59:30.000Z",
"attrs": [
"TimeInstant",
"vol",
"waterConsumption"
],
"onlyChangedAttrs": false,
"attrsFormat": "keyValues",
"httpCustom": {
"url": "https://webhook.site/xxxx",
"ngsi": {
"vol": {
"type": "Number",
"value": "${waterConsumption - metadata.waterConsumption.previousValue}",
"metadata": {
"evalPriority": {
"type": "Number",
"value": 1
}
}
}
}
},
"metadata": [
"previousValue",
"*"
],
"lastSuccess": "2025-02-12T10:59:30.000Z",
"lastSuccessCode": 200,
"covered": false
}
}
Entity before update:
{
"id": "contador1",
"type": "WaterMeter",
"TimeInstant": {
"type": "DateTime",
"value": "2025-02-10T16:41:00.000Z",
"metadata": {}
},
"waterConsumption": {
"type": "Number",
"value": 20,
"metadata": {}
}
}
PATCH entity
{
"TimeInstant": {
"type": "DateTime",
"value": "2025-02-10T16:42:00.000Z",
"metadata": {}
},
"waterConsumption": {
"type": "Number",
"value": 23,
"metadata": {}
}
}
Notification (keyValues is not applied, NOK)
{
"subscriptionId": "...",
"data": [
{
"id": "contador1",
"type": "WaterMeter",
"TimeInstant": {
"type": "DateTime",
"value": "2025-02-10T16:42:00.000Z",
"metadata": {
"previousValue": {
"type": "DateTime",
"value": "2025-02-10T16:41:00.000Z"
}
}
},
"vol": {
"type": "Number",
"value": 3,
"metadata": {
"evalPriority": {
"type": "Number",
"value": 1
}
}
},
"waterConsumption": {
"type": "Number",
"value": 23,
"metadata": {
"previousValue": {
"type": "Number",
"value": 20
}
}
},
"alterationType": {
"type": "Text",
"value": "entityChange",
"metadata": {}
}
}
]
}