Transaction not yet indexed

6641cwZFdKLHxvW9QNSVN16pUk8r72gkhSAwELG7c2ekxSYkzZPwae7x3umRfjYtZD2Fd5kfSzFGdabLo2KEdm9K

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