Transaction not yet indexed

NngfpDSM1uJAJqeTNxMzjScx6ExSs97zVk4FntyyWYvfbNLLXXWXzH8Ynm1xcwaKWZFMHUXqa71GnVHKLqZbGbi

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