Transaction not yet indexed

21Ur4DmdRBp8WVBNzckCtD7PyFc6qcKY4c1LC1bttyH5apkVhnzsp7etxbJCEXu6GQz3dDNM7qHDqtEiKks8cbBU

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