curl --request GET \
  --url 'https://api.sprinter.tech/credit/accounts/0xUSER/operator'

{
  "data": {
    "operator": "0x742d35Cc6634C0532925a3b844Bc9e7595f2bD18",
    "receivers": [
      "0xAbCdEf1234567890AbCdEf1234567890AbCdEf12",
      "0x9876543210FeDcBa9876543210FeDcBa98765432"
    ]
  }
}