Transaction not yet indexed

AmKvfpg4DvWnZG6g5n9BUqFwjKaoCCZ5b172DCiixPaa3YjU2cB1D3jHtyQU8QZpmJUQfZNnmynEmAzme2HH2C6

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