Polygon PoSPolygon POS API Endpointsbor_getAuthorPOSThttps://polygon-mainnet.g.alchemy.com/v2/:apiKeyReturns the author address of a given block.Path parametersapiKeystringRequiredRequestThis endpoint expects an object.Block number or tagstring or enumRequiredThe block number or special tags like 'latest', 'earliest', or 'pending', encoded in hexadecimal format.Show 2 variantsResponseThe address of the author of the specified block.