Transaction not yet indexed

21B53c3yypmfKZLhQ7QLDecaGutkEvPn5CGMsvRbm3tLe8c1pRQdXVv4Foxvce6f9jV1dwvhBKUXQP6iUbsKC7YB

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