Transaction not yet indexed

AUMBHRywhDkMfF6FRLhfa7CNsdZM8GCF4jQRTTUb8bV23Qp2ZXwPqk16wNmdGTj697q3ppfSwBDRwBjBjoVSGzU

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