segments: Joi.func(), order: Joi.array().items(Joi.object().keys({ member: Joi.func().required(), direction: Joi.any().valid('asc', 'desc').required() })), filters: Joi.array().items(Joi.object().keys({ member: Joi.func().required(), operator: Joi.any().valid('contains', 'notContains', 'equals', 'set', 'notSet', 'gt', 'gte', 'lt', 'lte'), params: Joi.array().items(Joi.string().allow('').optional()) })), timeDimension: Joi.object().keys({ dimension: Joi.func().required(), dateRange: Joi.string().required(), granularity: Joi.any().valid('hour', 'day', 'week', 'month', 'year', null)