Transaction not yet indexed

mRSm941GXxZPSwGaDLnmJjo6f5Rww5CLmgARnKb3w3qAyoTmo8J94YtF9aBQ5GDg8SY1cvezdMVKEMR8Q3yAGM1

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