Transaction not yet indexed

52Kqu7i478AVyx8XGr2ehcPCpgwqP2e6CkWNNtkPGhu91k2X7dnUbJv5KDPTjdN6edPrQEEpWvfuE5JMwXXRfn5Z

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