Changes to View number of channels with unread messages

the query request parameter super_mode was restricted to a list of enum values

deleted the header request parameter Api-Token

added the new optional header request parameter api-token

added the new enum value all to the query request parameter super_mode

added the new enum value nonsuper to the query request parameter super_mode

added the new enum value super to the query request parameter super_mode

for the query request parameter custom_types, the type was generalized from array to string

the header request parameter Api-Token became optional

the header request parameter Api-Token became required