Transaction not yet indexed

21Nt6Pnc3dALysS6pf73odPbEwSg6P36H3LD7Lbf3dCetHSg6ugwR9LB28kQJqF2dGBQAPDm5ySsy3drGVFPLVRM

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