Transaction not yet indexed

mbkpBuT9SenSPUbWKc5ACCuDh8ixrejdVCQ6XCbMRdbzRxFvX24DH4piTuq6Eh96Y3RgJQbcmHqePeKtpS7Cqi4

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