Transaction not yet indexed

21c9HDC56MmdqbXTAaKUvXdXsg97WVZsamz3QF7s9jQgpBJN6sN4G4xyUMLmEFBp5BcsCGL2zvBE3HDNNvmtv9vm

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