Magnum RadiusEst. Ranchi · MMXXV
Fintech · UPI-adjacent · India

Fintech Performance Marketing Case Study: Attribution

The fintech that trusted platform ROAS

Ranchi · India → World · MMXXV
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An anonymous engagement from Magnum Radius’s existing portfolio. The client’s name remains confidential; the outcomes below reproduce the agency-published summary. Practical lessons are commentary, not additional claims about this client.

True MER, warehouse-verified
+61%
Wasted monthly spend, cut
−₹34L
Attribution system the CFO trusts
1

The business challenge

Platform-reported ROAS looked healthy at 4.6×. Bank statements did not. The team was flying blind and scaling into a leaky bucket.

What changed in the marketing approach

Server-side tracking, warehouse-level MER, an honest reallocation across Meta / Google / affiliate — and shutting down three creative themes that were burning cash.

Reported outcomes

  • +61% — True MER, warehouse-verified.
  • −₹34L — Wasted monthly spend, cut.
  • 1 — Attribution system the CFO trusts.

These outcomes belong to this engagement only. Where the summary states a period, it applies to that specific metric—not automatically to every result.

“First agency that ever showed us numbers we could reconcile with the bank.”
CMO — Client confidential · Existing portfolio quote

What founders can learn from this case

Reconcile media reports with business records

Platform reporting can show a different picture from the finance team. Server-side tracking and warehouse-level reporting help expose that gap rather than treating a platform ROAS number as a complete business verdict.

MER and ROAS are not interchangeable

MER compares revenue with marketing spend at a broader level; platform ROAS follows a platform attribution model. Consistent periods and revenue definitions are essential to a fair comparison.

Evidence and interpretation limits

This public summary does not include underlying analytics exports, absolute baseline counts, a control group or an independent audit. It cannot establish how much of a change was caused by marketing alone. Do not infer revenue, profit, retention or market leadership where those measures are not explicitly reported.

Before applying the approach to your business, define the conversion event, comparison window, acquisition cost and attribution model. Your category, offer, starting point and sales process can produce different results.

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