curl -X POST 'https://crypto-api.yativo.com/api/v1/accounts/create-connections' \
  -H 'Authorization: Bearer YOUR_ACCESS_TOKEN' \
  -H 'Content-Type: application/json' \
  -d '{
    "account_id": "acc_01HX9KZMB3F7VNQP8R2WDGT4E5",
    "chains": ["ethereum", "solana", "polygon"]
  }'

{
  "status": "success",
  "message": "Connections created successfully",
  "data": {
    "account_id": "acc_01HX9KZMB3F7VNQP8R2WDGT4E5",
    "connections": [
      {
        "connection_id": "con_01HX9KZMB3F7VNQP8R2WDGT4E7",
        "chain": "ethereum",
        "status": "active"
      },
      {
        "connection_id": "con_01HX9KZMB3F7VNQP8R2WDGT4E8",
        "chain": "solana",
        "status": "active"
      },
      {
        "connection_id": "con_01HX9KZMB3F7VNQP8R2WDGT4E9",
        "chain": "polygon",
        "status": "active"
      }
    ]
  }
}