Transaction not yet indexed

21Ckmif6fq2PsEeZyJdKV8SHMbWizgXnogYE7BDZCV2UXVYvn1PwiTrvf5WrShVfGBNS1dPV4LdK37eZ2X4dKAya

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