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ERROR: 40110

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Missing or Invalid 'to' parameter - Call Instruction

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Possible Causes

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  • You did not provide a "to" parameter on your 'call' instruction.
  • You provided an invalid format in your "to" field.
  • Make certain "to" contains a valid phone number, client URI, or SIP URI.

"instruction": "call",
"to": "client:alice",
"from": "bob",
"url": ""

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