To view the available Entry nodes, do the following:

• Click Settings > Customers hub > Hierarchy in the Sidebar and select the Entry tab.
  All available entry nodes display as individual cards.

Entry node cards

Each entry node card includes the following information:

• The image assigned to the node, if applicable.
• The name of the node.
• The node’s unique ID string.
• The number of Mandatory fields.
  The fields that a customer record must include.
• The number of Unique customer fields.
  The field/s, used to determine whether two or more profiles belong to the same customer. See Understanding nodes and trees for more details.
• A list of Unique customer fields.