Transaction not yet indexed

PL3U19TNPc4PLQqTgUN4bU4irHC3DD2nEb5YySp4X1W9Zma41i9Rhsk1F3To1WjrLUqVgCMWkhAtF7ZHdCQnMkZ

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