Endpoint:

{+serverUrl}/api/now/doc/table/schema/{tableName}

Description:

Fetch the column names of any table. This is not documented officially.

Documentation:

n/a

Endpoint:

{+serverUrl}/api/now/v2/table/{tableName}

Description:

Fetch data from the table {tableName}.

Documentation:

https://developer.servicenow.com/dev.do#!/reference/api/newyork/rest/c_TableAPI

Endpoint:

{+serverUrl}/oauth_token.do

Description:

Authenticate with the api and returns a token in exchange for valid credentials.

Documentation:

https://docs.servicenow.com/bundle/quebec-application-development/page/integerate/inbound-rest/reference/r_RESTOauthExample.html