Transaction not yet indexed

MTHKv6LtHoGuGcrqfMn9MH6mv8S2UtKwAHLCEWwB9F7ZPNEDJZkFLaAfKq2YpbSHJAjSWVpoKsAdJyPsxoM7RcC

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