Transaction not yet indexed

21i6NDfzZHQPbGdnn3Q223XqRmF3sToSiaSXmeXVBBWWsccZAH8FPPWMmL6F8n4XaNgWFXgaHkMyveeKmSjPsTHL

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