Transaction not yet indexed

421tnNXJaF3aG7KMhUq9Es8bx2L6Xp3bZGL346eo3km4DENkfY6w4W7LM3ceRZe2HTKTM3csUmb6Gbmud7iVL9vD

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