Transaction not yet indexed

QYMamKmwhkWuNLSQCx38FvgdjkVhPnpnJ4f174rcUzzrkDoz4w66DG9WwMCDn8RQCciqvsruSPk3hKzd5TPTwDA

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