Transaction not yet indexed

5MUjkUGJSomWRmXhF1cCULTYAFgzS3JGCynQM8hp4eHBuER6CUNpeFjb8fzXpfPAjnivz3T2jy64RkxHyE4SmCc2

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