The description of this event is erroneous as the condition was to spend and not collect Gold.
The requirements stated in this article are that of the highest Level Brackets while the milestone rewards belong to the highest Level Modifier.
Gold Spending Events are limited-time competitions in which Trainers compete against each other, reach individual milestones, and move up on the leaderboard by spending 
Gold.
Mechanics
Gold spent on any game feature in the allotted period counts. Each one unit of Gold spent is equal to one point, regardless of what it is spent on.
Qualifiers
Trainers must select the Participate! button to begin, any spending done before this is not counted.
Progress Rewards
|
|
|
| 400,000
|
2,500,000
|
6,000,000
|
|
|
|
| 1
|
|
|
|
|
|
|
| 15,000
|
|
|
|
|
|
|
|
| 3
|
|
|
|
Leaderboard Prizes
The amount of Food or Gold awarded depends on Trainer Level, the highest Level Modifier amount is displayed.
| 1-15
|
 Tricolor Dragon
|
| 16-25
|
375,000  30,000  3
|
| 26-75
|
180,000 15,000 2
|
| 76-150
|
120,000 7,500 1
|
| 151-250
|
60,000 3,750
|
| 251-500
|
30,000 1,500
|
| 501-5000
|
7,500
|
Gold. 
Tricolor Dragon