function getContentFromTrace(content, partial) {
  if (!partial) {
    return content;
  }
  partial = partial[0] === jsonPointerLevelSeparator ? partial.substring(1) : partial;
  const trace = partial.split(jsonPointerLevelSeparator).map((item) => {
    return jsonPointerDecodeAndReplace(item);
  });
  let currentValue = content;
  currentValue = deref._getEscaped(content, trace, undefined);
  return currentValue;
}
Get partial content from file content
@param {object} content - The content in related node
@param {string} partial - The partial part from reference
@returns {object} The related content to the trace