.DATA GET PARAM VALUE 
This subroutine allows you to get the value of a field from the URL. This is only useful when working with the Data API (Release 5.5.0 & higher)
  Usage: 
      PASS         <VALUE>                    FIELD            SHARE? Y
      PASS         <PARAM_NAME>               FIELD            SHARE? N
      PASS         <PRIORITY_1>               FIELD            SHARE? N
      PASS         <PRIORITY_2>               FIELD            SHARE? N
      PASS         <PRIORITY_3>               FIELD            SHARE? N
      GOSUB    --- .DATA GET PARAM VALUE
      *        Check for errors
      IF       --- .DATA GET PARAM VALUE      NE
  Description: 
This subroutine allows you to get the value of a field from the URL. 
<VALUE> is the value returned (Required). It must be PASSed with Share = Y to receive the value
<PARAM_NAME> is the parameter whose value you want to retrieve (Required).
<PRIORITY_x> is the priority to use when retrieving the named parameter (Optional). Valid values are GET, POST and URL. If you don't specify a priority, the subroutine will use POST, GET, URL for POST type requests and GET, URL for all others. You can PASS up to 3 priorities.
-- %USERSIG{JeanNeron - 2020-03-03}%