to-be-signed-payload.json

{
	"$schema": "http://json-schema.org/draft-07/schema#",
	"type": "object",
	"properties": {
	  "transactionId": {
		"type": "string",
		"description": "Transaction identifier (of max length 50) entered by 
		  manufacturer, which is also returned as part of response as is and is
		  useful for linking transactions full round trip across system"
	  },
	  "operationBusinessIdentifier": {
		"type": "string",
		"description": "Operator BusinessUnique Identifier to be linked to the 
		  drone device"
	  },
	  "drone": {
		"type": "object",
		"properties": {
		  "deviceId": {
			"type": "string",
			"description": "Unique Drone’s Device Id"
		  },
		  "droneTypeId": {
			"type": "integer",
			"description": "Drone Type Id for the particular drone model in
			   Digital Sky"
		  },
		  "publicKey": {
			"type": "string",
			"description": "Public Key of the drone in Base64 encoding"
		  }
		},
		"required": [
		  "deviceId",
		  "droneTypeId",
		  "publicKey"
		]
	  }
	},
	"required": [
	  "transactionId",
	  "operationBusinessIdentifier",
	  "drone"
	]
}