code: function _isValidProofHandle(handle) {
    if (
      !_isEmpty(handle) &&
      _isObject(handle) &&
      _has(handle, 'uri') &&
      _has(handle, 'hashIdNode')
    ) {
      return true
    }
  }
docs: Checks if a proof handle Object has valid params.
  
  @param {Object} handle - The proof handle to check
  @returns {bool} true if handle is valid Object with expected params, otherwise false