Transaction not yet indexed

pu51mEo8pTfhuYG7m8rkr8azz8QVLdcmZEr1JKJzeiMf7v1w69w8gkCZdwH75GKxZi7hSjC45RcTL4ripwRKU9X

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