| Param name | 
           
              Description
             
            
                Validations
               
             | 
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|---|---|---|---|---|---|---|---|
| 
        serializer  Optional Blank Value Allowed  | 
      
         This endpoint supports multiple response formats. Pass  Validations: 
  | 
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| 
        from  Required  | 
      
         The call will originate from this address (+E.164 formatted phone number.) Example: +18665550001 Validations: 
  | 
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| 
        to  Required  | 
      
         The call will be placed to this receiving address (+E.164 formatted phone number.) Example: +18665550001 Validations: 
  | 
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| 
        lead_id  Optional  | 
      
         Optional. Associate this call with this lead. Validations: 
  | 
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| 
        schedule_id  Optional  | 
      
         Optional. If a lead exists on this schedule, this call will be associated with it. If no lead currently exists, one will be created, and it will be added to this schedule. Validations: 
  | 
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| 
        offer_id  Optional  | 
      
         Optional. Associate this call with a matching lead on this offer. If no lead currently exists, one will be created on this offer. Validations: 
  |