Transaction not yet indexed

MEmxwxz4SCAVDijzvSWYefoohj8mvrS8N36zmuSfFAddWRvW6Fe5kTKtZXgJPuvW8eTFChgHX2fzDh2EvLyCf4m

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