Transaction not yet indexed

5u6CUdmVv4LE2QUGbvE7ZSPEFqdwJjkRR5JzLm1PbKSnAHywJDMKofjY7GXPnLLKnfXsiDrL3Qx2fCYw6fUNYzE8

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