verifyProductKey
    Request
      key: string

    response
      "is-recovering" : boolean
      "tor-address"   : string

getEmbassyDrives
    Request
    
    Response
      {
        logicalname: string
        labels: string[]
        capacity: number
        used: number
      }[]

getRecoveryDrives
    Request

    Response
      {
        logicalname: string
        version: string
        name: string
      }[]

getDataTransferProgress
    Request
    
    Response
      'bytes-transfered' : number
      'total-bytes'      : number

verifyRecoveryPassword
    Request
      logicalname : string
      password    : string
    
    Response
      boolean

setupEmbassy
    Request
      embassyLogicalname   : string,
      embassyPassword      : string
      recoveryLogicalname? : string,
      recoveryPassword?    : string

    Response
      "tor-address": string