Transaction not yet indexed

1JAM2uBLNszpyFT1AwKxZMy4fq21Px5ZAfxaVdDWT3tYxCBe52G4qTzy1mgLMQXRWhuw8guGKqkBqJiqrK9P3na

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