64015: Pay: `<Pay>` verb is missing a needed Parameter

A 64015 Error is an indication that the configured connector for the payment method is missing one of the Parameter needed in the <Pay> verb.

The connector needs a specific Parameter in the <Pay> verb

The required parameters for the connector are listed in the "Description" section of the connector. The parameters should be passed inside the <Pay> verb.

Example:

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<Pay>
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  <Parameter name="Parameter Name" value="Parameter Value" />
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</Pay