td>
    <td>required</td>
    <td>Each package SHALL have globally unique identifier for the package in the NPM System.
      A package name consists of two or more namespaces separated by a dot. Each namespace starts with a lowercase alphabet character followed by zero-or-more lowercase alphanumeric characters or dashes.
      The first part of the namespace should identify the publisher
      for the package. 
      <br/>
      Note: HL7 manages all the packages that start with <code>hl7.</code>
 