Transaction not yet indexed

ZK55MMYtu6gmLGW3DwcdzziL8UbYFuzXFnRQBaHr7gYQq9p1Zt6DMSWvCVquDDHFQQiZA2VmNb2dBGCjq3PNx74

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