curl --request POST \
  --url https://api.sendpost.io/api/v1/account/subaccount/ \
  --header 'Content-Type: application/json' \
  --header 'X-Account-ApiKey: <api-key>' \
  --data '{
  "name": "FoxHole"
}'

{
  "id": 11,
  "name": "Hooli",
  "created": 1567512491586102000,
  "apiKey": "AHZ3125333JHEP",
  "labels": [
    "label1",
    "label2"
  ],
  "isPlus": true,
  "type": 1,
  "createdBy": {
    "id": 117,
    "isVerified": true,
    "isForbidden": false,
    "email": "raj@piedpiper.com",
    "name": "Raj",
    "logoURL": "https://www.sendpost.io/logo.png",
    "companyName": "SendPost",
    "onboardQAnswered": true,
    "phoneNumber": "+919876543210",
    "created": 1567512491588004000,
    "updated": 1567512491588004000
  },
  "updatedBy": {
    "id": 117,
    "isVerified": true,
    "isForbidden": false,
    "email": "raj@piedpiper.com",
    "name": "Raj",
    "logoURL": "https://www.sendpost.io/logo.png",
    "companyName": "SendPost",
    "onboardQAnswered": true,
    "phoneNumber": "+919876543210",
    "created": 1567512491588004000,
    "updated": 1567512491588004000
  },
  "smtpAuths": [
    {
      "id": 117,
      "username": "default@117.sendpost.io",
      "password": "default@117.sendpost.io",
      "created": 1567512491588004000,
      "updated": 1567512491588004000
    }
  ]
}