Transaction not yet indexed

MYWkRvrNifHApyks5RVTLwCtRscv31tk3K6FqB29DPCjS3TFCM9je8vo7bCdt7jLUmLPsJpZD1KPmqbD7Aizbp2

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