Transaction not yet indexed

Mr7AkQ678nvUaX1Deyzn7jkm7Ment8pMN8LbSW8rAySgaLLzSwWFAZv4EnhuUdB8jUyhDPVcqrugB8DBx1soAWg

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