Transaction not yet indexed

21nb4mCJiB2eFmgh5m16hyd4qBY25XtKkPFWk1EjccMcL2WdwXjSkYRBRVSC2pF7T4u7PBTfeaum2fkVAeaA5VRR

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