If you are using the Meraki Hub/Spoke I don't think you should need any static routes as long as the desired LANs are set to 'Use VPN' 'Yes'. View Security Appliance>Route Table and search for the subnet of the spoke site and it should show something like this with a green bubble in the status.
Meraki VPN: VLAN Peer: Spoke Name - appliance
Adam R MS | CISSP, CISM, VCP, MCITP, CCNP, ITILv3, CMNO
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