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POST
/
95e61622bf6a8af293978377718e3b77
/
wallet
/
marketsellasset
wallet/marketsellasset
curl --request POST \
  --url https://tron-mainnet.core.chainstack.com/95e61622bf6a8af293978377718e3b77/wallet/marketsellasset \
  --header 'Content-Type: application/json' \
  --data '{
  "owner_address": "THPvaUhoh2Qn2y9THCZML3H815hhFhn5YC",
  "sell_token_id": "1000006",
  "sell_token_quantity": 1000000,
  "buy_token_id": "1002000",
  "buy_token_quantity": 1000000,
  "visible": true
}'
{
  "visible": true,
  "txID": "<string>",
  "raw_data": {
    "contract": [
      "<any>"
    ],
    "ref_block_bytes": "<string>",
    "ref_block_hash": "<string>",
    "expiration": 123,
    "timestamp": 123
  },
  "raw_data_hex": "<string>"
}
TRON API method that creates a transaction to place a market buy order on the legacy TRON DEX.
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Parameters

  • owner_address — address of the account placing the buy order (base58 with visible: true, or hex with visible: false).
  • sell_token_id — TRC10 token ID of the asset offered, as a numeric string.
  • sell_token_quantity — integer amount to offer (token base units; if TRX, sun).
  • buy_token_id — TRC10 token ID of the asset to purchase, as a numeric string.
  • buy_token_quantity — integer desired amount to purchase (token base units; if TRX, sun).

​
Response

  • visible — boolean indicating whether addresses are in visible format
  • txID — unique transaction ID for the buy order transaction
  • raw_data — raw transaction data containing:
    • contract — array with market buy order contract details
    • ref_block_bytes — reference block bytes for transaction validation
    • ref_block_hash — hash of the reference block
    • expiration — transaction expiration timestamp
    • timestamp — transaction creation timestamp
  • raw_data_hex — complete transaction data encoded in hexadecimal format

​
Use case

The wallet/marketbuyasset method is used for:
  • Creating buy orders to acquire tokens at desired prices.
  • Providing demand liquidity to the TRON DEX marketplace.
  • Implementing automated token acquisition strategies.
  • Building custom trading bots and arbitrage systems.
  • Enabling decentralized token exchange without centralized intermediaries (legacy orderbook).

​
curl example

Shell
curl --request POST \
  --url 'https://tron-mainnet.core.chainstack.com/95e61622bf6a8af293978377718e3b77/wallet/marketbuyasset' \
  --header 'Content-Type: application/json' \
  --data '{
  "owner_address": "THPvaUhoh2Qn2y9THCZML3H815hhFhn5YC",
  "sell_token_id": "1000006",
  "sell_token_quantity": 100000000,
  "buy_token_id": "1002000",
  "buy_token_quantity": 1000000,
  "visible": true
}'
This is a legacy market endpoint and may be disabled on some mainnet nodes. If you receive HTTP 405 or similar, use the AMM endpoints instead: exchangecreate, exchangeinject, exchangetransaction, and exchangewithdraw.

Body

application/json
​
owner_address
string
required

Account address placing the sell order

​
sell_token_id
string
required

Token ID being sold (empty string for TRX)

​
sell_token_quantity
integer
required

Quantity of tokens to sell (integer in token base units; if TRX, sun)

​
buy_token_id
string
required

Token ID desired in exchange (empty string for TRX)

​
buy_token_quantity
integer
required

Quantity of tokens desired in exchange (integer in token base units; if TRX, sun)

​
visible
boolean
default:true

When true, addresses are base58; when false, hex.

Response

200 - application/json

Market sell order transaction

​
visible
boolean

Whether addresses are in visible format

​
txID
string

Transaction ID for sell order

​
raw_data
object
​
raw_data_hex
string

Raw transaction data in hex format