User Profile & Auction API
Campaigns auction and on-chain history user profiles
Service
A basic greedy auction is performed when matching campaigns strategies from advertisers and user on-chain profiles.
The strategy with the highest bid will win independently of the condition number of matches with user profile properties such as specific chain balance or protocol interacted.
Dependencies
On-chain user history data from Debank api.
Infura nodes, for debiting advertisers and crediting publishers on each auction.
Sequence
WIP: add auction seq diagram here ...
Performance Test using K6
Scenario #1 on EC2 Aws / Grafana
Complete auction flow, stress test including Infura and Debank apis
Bartio Network Congestion gas price at 70 gwei
- Complete Grafana report link or Pfd file bellow:
50 campaigns with 10 conditions each
chains [arb,eth,bsc] with random sample of 100 addresses
880 auction requests = 233 winners and settlement reqs on queue
10 concurrent users for 1.5 min
response time avg 1.5sec
interval between req: 0 sec
Scenario #2 on Local
Complete auction flow, stress test including Infura and Debank
836 reqs in 1m30s
Req response time: avg 730ms
214 Auction Winners from Sample of 100 addresses [arb,ath,bsc]
Interval between req: 0 sec
Additional Findings
Separate Settlement micro service was added to the auction to process on-chain settle requests once a day. Prism is covering the transaction costs of debiting advertisers and crediting publishers during each auction or ad display.
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