Open Graph Warnings That Should Be Fixed in the Facebook debugger:
Extraneous Property: Objects of this type do not allow properties named ‘Frontier Theme’.
Parser Mismatched Metadata: The parser’s result for this metadata did not match the input metadata. Likely, this was caused by the data being ordered in an unexpected way, multiple values being given for a property only expecting a single value, or property values for a given property being mismatched. Here are the input properties that were not seen in the parsed result: ‘Frontier Theme’