Transaction not yet indexed

MLj88BF7kYQbcWcCcuDMosPxkoDL2feoGd8ycwk3JszfLHZySFyvjqW5hhfBySC1zns6p5Y3zBhsjnCDAc18ua3

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