Transaction not yet indexed

21u52HXRMH2eTcQij3peq9vAzvXqC9ox7p1UW1KCdCDPCZvrLopg8S1rGgxcseUqtcJRmkinkyZJiYhQTRdpzZQ1

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