curl --request POST \
  --url https://api.blockradar.co/v1/wallets/{id}/addresses/{addressId}/signing/broadcast \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "transaction": "AQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA...",
  "reference": "sol-child-broadcast-001",
  "metadata": {
    "source": "jupiter"
  }
}
'

{
  "statusCode": 200,
  "message": "Transaction signed and broadcast initiated",
  "data": {
    "id": "f3efdbaa-a1f8-4365-b3b4-768413c9a92b",
    "reference": "sol-child-broadcast-001",
    "senderAddress": "6NkEUDPS6TBkP1VSc2SZVRdtuARUFhQvMRz28RonytUG",
    "recipientAddress": "6NkEUDPS6TBkP1VSc2SZVRdtuARUFhQvMRz28RonytUG",
    "hash": "5bKNw9RX8aXkrK1VEHg5aPa1xtckpShPyenSRET4mUBXh5uCkWLFV5MhGRi4cMACDJvFn6VfkoKb75Pk4KYw6xtw",
    "confirmed": false,
    "status": "PENDING",
    "type": "SIGNED",
    "createdChannel": "api",
    "reason": "Transaction signed and broadcast",
    "network": "testnet",
    "chainId": 103,
    "metadata": null,
    "signedTransaction": "AeWpW65y80rSu+TU0CSrcvFNovyDiybKRjSskCpfffAFLM0GIYzx...",
    "amount": null,
    "amountUSD": "0.00",
    "fee": null,
    "feeUSD": null,
    "currency": "USD",
    "createdAt": "2026-03-19T13:35:09.921Z",
    "updatedAt": "2026-03-19T13:35:09.921Z",
    "wallet": {
      "id": "c72a6f21-6ab5-48ad-9f99-fd90a2d6d311",
      "name": "Solana Testnet Wallet",
      "address": "HKqZUT3wuyJrsPYmrYPcGduDdjXZTggbLrNsF9WHMvbw",
      "isActive": true,
      "status": "ACTIVE",
      "network": "testnet"
    },
    "asset": null,
    "blockchain": {
      "id": "196badf5-380f-4480-ab4a-d0e4304e91f0",
      "name": "solana",
      "symbol": "sol",
      "slug": "solana",
      "isEvmCompatible": false,
      "tokenStandard": null
    },
    "beneficiary": null
  }
}