Field:

Description: A single data variable associated with an entity
Fields:
  Description:
    Description: A plain-language description of the variable

  Multiple?:
    Description: Whether or not this variable can occur multiple times

  Type:
    Description: Type of data contained in this field (defaults to String)

  Validations:
    Description: Restrictions on the values allowed in this field
    Multiple: True
    Valid Values:
      - Must be positive
      - Must be non-negative

  Valid Values:
    Description: List of possible literal values for this field
    Multiple: True

  Minimum Value:
    Description: Minimum value allowed for this field (numeric fields only)
    Type: Numeric

  Maximum Value:
    Description: Maximum value allowed for this field (numeric fields only)
    Type: Numeric

Related Entities:
  Belongs To:
    Entity*:
      Type: Entity