Transaction not yet indexed

Kz2uf5sLGJbg4vAjQiMjkfGeDzYcMBV3DDyRSdZe35gZFrzbJFxpzeDnvVsmAKD3xztQyRyfuGaoxmSaChL1kt6

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