Create a new trade

curl --request POST \
  --url https://hyperrich.fun/api/trades \
  --header 'Content-Type: application/json' \
  --data '{
  "userId": "<string>",
  "tokenId": "<string>",
  "type": "buy",
  "tokenAmount": 123,
  "usdcAmount": 123,
  "feeTxHash": "<string>",
  "transferTxHash": "<string>",
  "isCustodial": true
}'

{
  "success": true,
  "tradeId": "123e4567-e89b-12d3-a456-426614174000"
}