Transaction not yet indexed

UMUu2CMmaHU6ifL2FqPKH1b2XSeE4wdrz6sUURQVziVC7nGSS3B4Qy2byhigJwKNyRAHc3TGfP1uGPdTfsctYDE

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