This is a simple ARM Template parameters for a Logic App

parameters.json

{
    "$schema": "https://schema.management.azure.com/schemas/2015-01-01/deploymentParameters.json#",
    "contentVersion": "1.0.0.0",
    "parameters": {
        "workflows_PoC_CI_CD_name": {
            "value": "PoC-CI-CD"
        },
        "LogicAppLocation": {
            "value": "westeurope"
        },
        "connections_outlook_externalid": {
            "value": "/subscriptions/3d0b8544-e3c0-42f5-bffd-7577fc2dc70e/resourceGroups/PoC/providers/Microsoft.Web/connections/outlook"
        },
        "secret": {
            "reference": {
                "keyVault": {
                    "id": "/subscriptions/3d0b8544-e3c0-42f5-bffd-7577fc2dc70e/resourceGroups/PoC/providers/Microsoft.KeyVault/vaults/PoC-Secrets"
                },
                "secretName": "key"
            }
        }
    }
}