Specify the billing cycle to know the API usage.

{
  "type": "object",
  "required": [
    "apiCallsBillable",
    "apiCallsCredited",
    "apiCallsMade",
    "apiUsage",
    "billingCycle",
    "days",
    "object",
    "totalCasesTracked"
  ],
  "properties": {
    "apiCallsBillable": {
      "type": "object",
      "description": "Total number of API calls billed for the billing cycle.",
      "required": [
        "count",
        "lastUpdated"
      ],
      "properties": {
        "count": {
          "type": "integer",
          "description": "Total API calls billed  for the billing cycle"
        },
        "lastUpdated": {
          "type": "string",
          "description": "Last Updated date and time for the field apiCallsBillable"
        }
      }
    },
    "apiCallsCredited": {
      "type": "object",
      "description": "Total number of callbackFailures including caseUpdate, caseDocumentOrder and caseExport for the billing cycle.",
      "required": [
        "count",
        "lastUpdated"
      ],
      "properties": {
        "count": {
          "type": "integer",
          "description": "Total API calls credited back for the billing cycle"
        },
        "lastUpdated": {
          "type": "string",
          "description": "Last Updated date and time for the field apiCallsCredited"
        }
      }
    },
    "apiCallsMade": {
      "type": "object",
      "description": "Total API calls made for the billing cycle.",
      "required": [
        "count",
        "lastUpdated"
      ],
      "properties": {
        "count": {
          "type": "integer",
          "description": "Total API calls made for the billing cycle"
        },
        "lastUpdated": {
          "type": "string",
          "description": "Last Updated date and time for the field apiCallsMade"
        }
      }
    },
    "apiUsage": {
      "type": "object",
      "description": "StartDate and endDate of the billing cycle."
    },
    "billingCycle": {
      "type": "object",
      "description": "StartDate and endDate of the billing cycle.",
      "required": [
        "endDate",
        "startDate"
      ],
      "properties": {
        "endDate": {
          "type": "string",
          "format": "date",
          "description": "End date of the billing cycle."
        },
        "startDate": {
          "type": "string",
          "format": "date",
          "description": "Start date of the billing cycle."
        }
      }
    },
    "days": {
      "type": "object",
      "description": "Billing cycle days."
    },
    "object": {
      "type": "string",
      "description": "Name of the object."
    },
    "totalCasesTracked": {
      "type": "integer",
      "description": "Total number of successful case tracks."
    }
  }
}