i'm having issues with it are we supposed to make a tool named transferCall ? i have my make setup to send back to the contact information from my scenario but it doesnt work. I have transferCall setup as the tool name. my response is:

py
{
  "tools": [
    {
      "type": "transferCall",
      "destinations": [
        {
          "type": "number",
          "number": "+1234567890", 
          "message": "It looks like you were working with [Agent Name]. I am forwarding your call now. Please stay on the line."
        }
      ],
      "transferPlan": {
        "mode": "warm-transfer-with-message",
        "message": "Hey [Agent Name], you are receiving a warm transfer. This is [Your Name] from [Company Name]."
      }
    }
  ]
}