{"field":"season","data_type":"numeric","description":"4 digit number indicating to which season(s) the specified timeframe belongs to."}
{"field":"season_type","data_type":"character","description":"REG or POST indicating if the game belongs to regular or post season."}
{"field":"game_week","data_type":"numeric","description":"Season week"}
{"field":"team_abb","data_type":"character","description":"Abbreviation of Team of Player"}
{"field":"player_id","data_type":"numeric","description":"ESPN Player ID"}
{"field":"name_short","data_type":"character","description":"Short name of player (First Initial, Last Name)"}
{"field":"rank","data_type":"numeric","description":"QBR Rank in specified timeframe"}
{"field":"qbr_total","data_type":"numeric","description":"Adjusted Total QBR, which adjusts quarterback play on 0-100 scale adjusted for strength of opposing defenses played."}
{"field":"pts_added","data_type":"numeric","description":"Number of points contributed by a quarterback above the average level QB"}
{"field":"qb_plays","data_type":"numeric","description":"Total dropbacks for the quarterback (excludes handoffs)"}
{"field":"epa_total","data_type":"numeric","description":"Total Expected Points Added by quarterback, calculated by ESPN Win Probability Model"}
{"field":"pass","data_type":"numeric","description":"Expected Points Added on pass plays"}
{"field":"run","data_type":"numeric","description":"Expected Points Added on run plays"}
{"field":"exp_sack","data_type":"numeric","description":"Expected EPA Added on Sacks"}
{"field":"penalty","data_type":"numeric","description":"Expected Points Added on penalties"}
{"field":"qbr_raw","data_type":"numeric","description":"Raw total QBR, does not adjust for strength of opposing defenses played."}
{"field":"sack","data_type":"numeric","description":"Expected Points Added on sacks"}
{"field":"name_first","data_type":"character","description":"First Name of Quarterback"}
{"field":"name_last","data_type":"character","description":"Last Name of Quarterback"}
{"field":"name_display","data_type":"character","description":"Full Name of Quarterback"}
{"field":"headshot_href","data_type":"character","description":"Link to ESPN Headshot of Player"}
{"field":"team","data_type":"character","description":"Full Team Name of Player"}
{"field":"qualified","data_type":"character","description":"True/False indicator of whether or not player meets minimum play requirement"}