Transaction not yet indexed

AMpQtSGmVcggrHKNPy9RU8SBcMc1k7ZAM8aFuaJeQpoWKt1bdPtz5Y9tfDHs5GvBjGqdCWunGetiphjJfcGPUgZ

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