Transaction not yet indexed

121n3HH6B9qZJBcnZxYYZkAyL3T64YYnNL41zBvb3SEZh5Qy3dzrG1fZUMpP2pqnVzR615haoaqGYnHUzQH3P2AA

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