Transaction not yet indexed

yyiiHnSedAxBhpCnEsgAWszEoupyESh7s6G3P3M4ZUMeas7NsZXV3ygUSCAKYyj5mLNtcpzYhC7m3u7LnfEW6Lm

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