Transaction not yet indexed

a53Ugpf8fLUuuV5PyEt5JMWSBPCCXLgeESrsYCCQHvE3TAJ3bjeKGfCEdKyUb9GPWKVhobRrvVymdM4EhBccRZ5

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