A PowerShell script that retrieves Dropbox Business Team Member information for a given email address.

DropboxAPI-GetMemberByEmail.ps1

param(
    [Parameter(Mandatory=$true)][String]$emailAddress
)

#API token from https://www.dropbox.com/developers/apps
$token = 'Bearer YourTeamMemberInformationAppTokenHere'

$body = '{"members":[{".tag":"email","email":"'+$emailAddress+'"}]}'

$headers = @{
    Authorization = $token
}

$response = Invoke-RestMethod -Uri "https://api.dropboxapi.com/2/team/members/get_info" -Method Post -ContentType "application/json; charset=utf-8" -Body $body -Headers $headers

return $response.profile

Example return:

team_member_id   : dbmid:theTeamMembersDropboxID
external_id      : ADSYNC xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx
account_id       : dbid:xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
email            : john.doe@contoso.com
email_verified   : True
status           : @{.tag=active}
name             : @{given_name=John; surname=Doe; familiar_name=John; display_name=John Doe; abbreviated_name=JD}
membership_type  : @{.tag=full}
joined_on        : 2017-04-01T12:12:12Z
groups           : {g:group1, g:group2, g:group3, g:group4...}
member_folder_id : xxxxxxxxx