Transaction not yet indexed

REZMk16MAnMsNEzJEgVbsjNAXZFyMXYDUVex6NubD7NvdcSGMDr7uiHDGfdNq3jQA4AqGZPUUnyGex63co9gCVC

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.