Transaction not yet indexed

321Cx3CfbhA53sa6VowpQ6d1emUAXdNmPeUDyEZEAupGwvfHMmAD3f9JFB8ALL1rYAr5pi17LGNdhsMDvHJ21hUT

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