curl --request GET \
  --url https://api.withconvexity.com/v1/products/{productId} \
  --header 'Authorization: Bearer <token>'

{
  "status": true,
  "message": "Product retrieved successfully",
  "data": {
    "id": 1,
    "slug": "wallet-as-a-service",
    "name": "Wallet as a Service",
    "description": "Programmable wallets for your customers.",
    "planId": "plan_basic",
    "capabilities": [
      "wallet.create",
      "wallet.transfer"
    ],
    "metadata": {
      "tier": "standard"
    },
    "status": "active",
    "createdBy": "usr_4f2c9a",
    "deletedAt": null,
    "createdAt": "2026-01-15T10:00:00.000Z",
    "updatedAt": "2026-02-01T12:30:00.000Z"
  }
}