Transaction not yet indexed

21VzdA6TaAmo6RuYL5HASDKdPNWKU7RqB6eHE2CuDqq55NWuKvJbVSdcFPvcNXStwWUhnhoVVXD1FqFb2xCCEr6i

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