Parameters replace:

<QUICKNODE_URL>: Set to your own quicknode RPC URL
<protocol_slug>: The protocol slug of the protocol, eg: era7-game-of-truth
<start_time>: The query supports time period query, when start_time is specified, but end_time is not specified, the default query is the data of 24 hours after start_time (including start_time); if you do not specify start_time and end_time, the default query is yesterday , eg: 2022-08-15
<end_time>: When end_time is specified, but no start_time is specified, the default query is 24 hours before end_time (not including end_time) , eg: 2022-08-16
<limit>: Page size, Defaults to 100, capped at 100, eg: 100
<offset>: The offset for pagination, capped at 80000 eg: 1

curl -i '<QUICKNODE_URL>' -X POST -H 'content-type: application/json' \
  --data '{ 
  	"jsonrpc": "2.0",
  	"method": "fp_getGameFiUserStatistics",
  	"id": 1,
  	"params":[{
      "protocol_slug":"<protocol_slug>",
      "start_time":"<start_time>",
      "end_time":"<end_time>",
      "limit":"<limit>",
      "offset":"<offset>"
    }]
	}'

Returns

{
  result: [
    {
     	 "on_date": "2021-12-14",
       "chain": "BNB Chain",
       "protocol_slug": "era7-game-of-truth",
       "new_users_7d_pct_change": 1,
       "new_users_360d_pct_change": 1,
       "new_users_30d_pct_change": 1,
       "active_users_30d_pct_change": 1,
       "number_of_total_users": 2,
       "number_of_active_users": 2,
       "active_users_360d_pct_change": 1,
       "active_users_1d_pct_change": 1,
       "active_users_180d_pct_change": 1,
       "number_of_new_users": 2,
       "new_users_180d_pct_change": 1,
       "new_users_1d_pct_change": 1,
       "active_users_7d_pct_change": 1,
       "protocol_name": "Era7: Game of Truth"
    }
  ]
}