Transaction not yet indexed

28HwAdaL9WqqRwE73CoduVA2dQw5XPKeeqDmXuC8tTyV91CqKdhb6Y9iJTbpvb5SAjkHrTaSJ3cWqvDFx3W3Mpgx

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