Transaction not yet indexed

421sp4AkTee7uJCUPcNPjsuYQ2N2fPfeeRT69ko2ihUTugwPe3S9wbNufieZK4CWDd1kwQsXqoyAfVAojGwV5WPM

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