Transaction not yet indexed

mamJzJkYXeGfSC2WNReVUKC2E3tqyrqESshqCKBTiMoGSdoMscg8pR3m9q9yoB3FDxYsf3Z5bKyQRhXCAunUUTK

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