docs: function _updateTHIS (model, obj) {
    const RESULT = {}
    if (Array.isArray(obj)) {
      return [_updateTHIS(model, obj[0])]
    }
    Object.keys(obj).forEach(prop => {
      const OBJ = obj[prop]
      if (_isTHIS(OBJ)) {
        delete OBJ._this
        RESULT[prop] = Object.assign(_.cloneDeep(model.attributes[prop]), OBJ)
        return
      }
      if (_isField(OBJ)) {
        OBJ.fieldName = OBJ.fieldName || prop
        OBJ.field     = OBJ.field     || prop
        RESULT[prop] = OBJ
        return
      }
      if (typeof OBJ === 'object') {
        const SUB_MODEL = (model && model.associations[prop]) ? model.associations[prop].target : undefined
        RESULT[prop] = _updateTHIS(SUB_MODEL, OBJ)
      }
    })
    return RESULT
  }