diff --git a/R/ga_data_funnel.R b/R/ga_data_funnel.R
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+#' Run a GA4 Data Funnel report
+#' 
+#' Returns a customized funnel report of your Google Analytics event data. The data returned from the API is as a table with columns for the requested dimensions and metrics.
+#' 
+#' @inheritParams ga_data
+#' @param open_funnel In an open funnel, users can enter the funnel in any step, and in a closed funnel, users must enter the funnel in the first step. Optional. If unspecified, a closed funnel is used.
+#' @param funnel_steps A list of FunnelStep objects
+#' 
+#' @export
+#' @family GA4 functions
+ga_data_funnel <- function(funnel_steps, 
+                           propertyId, 
+                           open_funnel = FALSE, 
+                           breakdown_dim = NULL, 
+                           breakdown_limit = 5L, 
+                           next_action = NULL,
+                           visual = "STANDARD_FUNNEL",
+                           dim_filters = NULL,
+                           limit = 10000L){
+  
+}
+
+
+#' Create a FunnelStep object for use within ga_data_funnel
+#' 
+#' @param name The distinctive name for this step. If unspecified, steps will be named by a 1 based indexed name (i.e. "0. ", "1. ", etc.).
+#' @param directly_followed If true, this step must directly follow the previous step
+#' @param fun_filter A funnel filter expression - the condition that your users must meet to be included in this step of the funnel journey.
+#' @param within_duration If specified, this step must complete within this duration of the completion of the prior step. 
+#' 
+#' @family GA4 functions
+#' @export 
+ga_data_funnel_step <- function(fun_filter, name, within_duration, directly_followed){
+  
+}
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