Transaction not yet indexed

5k66CmZgnNZc6QJwMi3CY9kAsVTqVhGFzdgCyzqAgppLbcEqM9VNTLAp1CNfD2oF4vGM95ft6Ym3q8UdZMaUntRT

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