The locations are at the top of the screenshots, Click images for high res images

Create the variables shown below in the BP_MasterResource, tick the eye next to the Respawn Time and set its value to the number of seconds you want you resource to respawn (This will be changeable in other resource bps)

Next copy the section shown below, you will need to create the event nodes. Make sure that you set the correct nodes to multicast and tick the reliable box. Also you will need to create a variable type called name to connect to the Set Collision Profile Name node, and set the default value of this variable to BlockAll (This name exactly) after this tick the eye next to the variable like you did with the respawn time variable. In the BP_BushResource in the class defaults after doing this change this variables value to Trigger.

Next copy the section shown below, you will need to create the event nodes. Make sure that you set the correct nodes to multicast and tick the reliable box.

Next copy the nodes shown below

Next replace the destroy actor node with the node show below in the resource collected function

Next go to the BP_ResourceManger and add the node show below