Transaction not yet indexed

MCf687oxURBAy5vTGRKZ6NYzt3KCth5vj9Dqbu9HtMLNYwcSGbfv4VYzNwpdoQiho7TX4GbSeeG1NAGNhVfPP1Y

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