Transaction not yet indexed

121u8rRX2trY6K8NpdQgscWYkSexJaWpvrf9LFn4UFWxr9pJTdMy9LwQu7xVpYDZZrGZBE3CGNXUYL41PKBFSLX5

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