Transaction not yet indexed

4AMECmxALMm68ACrBPFVenLBLyuQ1gFmdtdJuPfYtckjMRWp5N6peRs7b1BSZKd5CA4ehvWqDc7wQFdtMHafHeL2

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