Transaction not yet indexed

Y1i21gE9ox8EkzfYMvFb7JMsQJKdy9ULV2bcL1Yz9wbWm9xGdtfFwWbKRPXv2G98yquQHZQXWgwG2ApkWmJ6GDP

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