curl --request POST \
  --url https://demo-api.mobula.io/api/2/swap/send \
  --header 'Content-Type: application/json' \
  --data '
{
  "chainId": "<string>",
  "signedTransaction": "<string>",
  "candidates": [
    {
      "lander": "<string>",
      "signedTransaction": "<string>"
    }
  ],
  "awaitLanding": true
}
'

{
  "data": {
    "success": true,
    "requestId": "<string>",
    "transactionHash": "<string>",
    "lander": "<string>",
    "landingTimeMs": 123,
    "status": "broadcasted",
    "onchainLandingTimeMs": 123,
    "swap": {
      "tokenIn": {
        "address": "<string>",
        "amount": "<string>"
      },
      "tokenOut": {
        "address": "<string>",
        "amount": "<string>"
      }
    }
  },
  "error": "<string>"
}