Transaction not yet indexed

2521dLErhHxC4B8225o7S1JKGAptMtSvSCW6tfbvp7NaU6jTJgY3wVLZUjmpCwuFoQuxwhF8SXmX9ANbqGTZkSHt

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