Transaction not yet indexed

HWZe9pXtwaCaq2vyyZ535RjMB2R3TV3H5THAFWhyECc9mmTxvzmS8d9AUZqTZbQFfZDiUbgNAqXFxtk6ceH8Nf2

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