Transaction not yet indexed

6669cZEZkGoeuNacLrdSpFgfMFSubN4Y9vgcqv6uq2xJc5esmspqUbBZ7ZXkx39u6ATSufvv4oMYuJy1QLHCKe1M

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