Transaction not yet indexed

1mU6WdHn2S9mpFFftopZ57nC5f5bCGWPJGBp8YRFEA1aA86nXPn8aNbJHE6SWKdSCh7BPKvfTfAmgcx1nhdLgPJ

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