Transaction not yet indexed

5So3VB4s6XiQQhABVHpse54aA88932aGFK4cqFXtbbuNj5z1LPcMAEfkEcwpiPbMbzyjQ9wLgVbSe2JkmVHsGoch

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