Send a ppt audio recording to phone number or group

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https://api.ultramsg.com/{{instance_id}}/messages/voice

token *Required
to *Required	Phone number with international format e.g. +14155552671 or chatID for contact or group e.g [email protected] or [email protected]
audio *Required	HTTP link audio or base64-encoded file in opus codec More info. Max file size : 16MB . Max Base64 length : 10,000,000 More info example links : https://file-example.s3-accelerate.amazonaws.com/voice/oog_example.ogg

Json

Note : don't forget to URL encode your query params like base64 or utf-8