Transaction not yet indexed

21UM9ktShGfJGWChqBZp8Fso6Cf8xDcnNQwkziG6nJSSkvRtTAGgPZEsD7XKyvyjcxidVJsPJQ9oaDv7PzFtmZx2

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