`activeAssetData`

Private per-user trading parameters for a single instrument: the user's current leverage setting, maximum tradeable size, available margin, plus the instrument's mark price. Requires both user and coin; for the same data across every instrument in one call, use the WebSocket userAssetData channel.

POST/infotype activeAssetData

Fill the order ticket: the user’s leverage, max tradeable size, and available margin on one instrument.

Request body

coinstringrequired

Instrument external id (numeric string) — the `index` value from the `perpMeta` response.

typestringrequired

userstringrequired

modestringnullableoptional

Optional: `isolated` or `cross`. Falls back to the account default when omitted.

Request example

curl -X POST https://rpc.txflow-testnet.xyz/info \
  -H "Content-Type: application/json" \
  -H "x-api-version: 2026-08-16" \
  -d '{
  "coin": "4",
  "mode": "cross",
  "type": "activeAssetData",
  "user": "0x0000000000000000000000000000000000000000"
}'

Try it

POST https://rpc.txflow-testnet.xyz/info

Response · ActiveAssetDataResponse 200

codeinteger

`0` on success.

dataActiveAssetDataResponse

availableToTradestring[]

coinstring

leverageLeverageSetting

markPxstring

maxTradeSzsstring[]

onlyIsolatedboolean

userstring

successboolean

`false` on error, with `code` set and the text in `message` instead of `data`.

Response example

{
  "success": true,
  "code": 0,
  "data": {
    "availableToTrade": [
      ""
    ],
    "coin": "4",
    "leverage": {
      "mode": "oneWay",
      "raw_usd": "",
      "type": "",
      "value": 0
    },
    "markPx": "0",
    "maxTradeSzs": [
      ""
    ],
    "onlyIsolated": false,
    "user": "0x0000000000000000000000000000000000000000"
  }
}