Transaction not yet indexed

21mcVH8jV8QtFm7sX8wzQ7sWpQXyQWJ8pTLFqS9xtkDmknfrEnPEEstFpAAUYMY7MSicfy7i8mRBn8BdytjKLjJo

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