Transaction not yet indexed

5UM4mU2Bo5qy1RZYkmsLCJzVhLoowCCmW6vFFuxmg9o1FVMgkSn7P6ka2d4uAR1wF5VjGARLSB6477Cou1cpT5Gt

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