Transaction not yet indexed

21FSA5HD22tEKCAMUV9MKKZbiqQGZ5eTfsimwZo86w1bWXQwTTRTSrD5UzYiywffhXe54LTe2o8CfMgx3FcB5PnX

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