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Pass a raw hex memo from an L1 payload and receive a JSON-formatted representation of the encoded ISO 20022 fields. Endpoint POST /api/mpp/memo/decode Pricing $0.01 per call — Primarily serving as a convenience utility over Viem parsing to accelerate developer testing and integration. Payment type Single charge — Can be batched client-side but handled synchronously here per lookup. Request 
{
  "memoBytes": "0x70616963a1b2c3d4e5f60718b2c3d4e5f607182907f60301abcd1234abcd1234"
}
Response 
{
  "messageType": "pain.001",
  "employerId": "a1b2c3d4e5f60718",
  "employeeId": "b2c3d4e5f6071829",
  "payPeriod": "2026-03-01",
  "costCenter": "abcd1234",
  "recordHash": "abcd1234abcd1234"
}
Example 
curl -X POST https://remlo.xyz/api/mpp/memo/decode \
  -H "Authorization: L402 <YOUR_TX_HASH>" \
  -H "Content-Type: application/json" \
  -d '{"memoBytes":"0x70616963..."}'
Notes The system gracefully fails on malformed hex strings. Always sanitize inputs to an exact 32 bytes representing the standard paic identifier structure before calling.