Transaction not yet indexed

2MampSgD9gxCw4c4Fcywt4b7bnHo7mdcD6Zzi89spKtf4C9cWJar6q4b5dV7MzqAkP41DRNxLpZbeGC4sFgnewcE

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