the402 endpoint detail

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ozmium.org earn withdraw

https://ozmium.org/v1/tx/earn/withdraw

answers 402

ERC-4626 withdraw calldata for a Morpho vault (assets to receiver, owner-signed). POST /v1/tx/earn/withdraw { vault, assets (atomic), owner }. Returns { to, data, value } steps.

We sent a real POST request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.01
Network
base
Pay to
0x53a05c0eed6cbf065f31aedbae7b0d8ce1a0f4db
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
POST
Response latency
64 ms
Payment options
1 usable of 1
Last checked
2026-08-15T14:25:36.346Z (23h ago)
Category
finance-crypto

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fozmium.org%2Fv1%2Ftx%2Fearn%2Fwithdraw"