Transaction not yet indexed

518rYCHJavVthG4k9UY1QUtJYhz6TsgsT4x4sAFKmPjqaWPiHTJad7mAtWhXPyEsCNFzDSrYVaCkZyN32mjLPi4r

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