code: function getEntityObjectFromAssignments (entityId, j, root) {
    return root
      .find(j.AssignmentExpression, {
        left: {
          type: 'MemberExpression',
          property: {
            value: getEntityKeyRegexFn(entityId)
          }
        }
      })
      .map(path => path.get('right'))
  }
docs: /*
  find entities that are defined by assignment:
  
  const data = {}
  data['hash:thing'] = {
  value: {}
  }