API Messages

Status Code	Error Message	Description
403	Invalid REV-API-KEY or REV-APP-ID	Entered Invalid credentials
403	usage exhausted	The provided credits or the character limit is exhausted.
403	API key expired	The API key provided to a user is expired.
403	unauthorized to use this API	The REV-APPNAME entered is invalid, or the user is not authorized to use it.
403	unauthorized to use this src/tgt language	The invalid speaker code is passed, or the user cannot use the defined speaker code.
400	no spkr given	The speaker code is missing
400	invalid speed value	The speed requested in the input is invalid or not supported by the API.
400	invalid pitch value	The audio pitch defined in the input is invalid or not supported by the API.
400	invalid format value	The requested audio format is invalid or not supported by the API.
400	invalid sample_rate value"	The requested audio sample rate is invalid or not supported by the API
400	no text given	The input text is missing