Transaction not yet indexed

21Ku9uxsRFkeaaxYkuPsrm5pe3GnEzAC2eGyeFsC7Zc1Nn47FsaaT7FfmhdQvYXs3Fpj5DMrokhx3gTHenSmiRU3

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