Transaction not yet indexed

mkppqNP8iyfNy8cXTg3NMJPg3BXnFMDCfU8vvoSxvdm7YBziSqPdgXqrs3NZd64i2imKzPHCWMEN4r5ZPjLXBJj

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