Error in reading rasa-x.yaml file while creating cluster

[Deprecated] Rasa X Community Edition
1 
cat << EOF > rasa-x.yaml
---
apiVersion: eksctl.io/v1alpha5
kind: ClusterConfig

metadata:
  name: rasa-x-eksctl
  region: ap-south-1
  version: "1.19"

availabilityZones: ["ap-south-1a", "ap-south-1b"]

managedNodeGroups:
- name: nodegroup
  desiredCapacity: 3
  instanceType: t3.medium

EOF

Create the EKS cluster via eksctl:

eksctl create cluster -f rasa-x.yaml

received following error

Error: loading config file "rasa-x.yaml": error unmarshaling JSON: while decoding JSON: json: cannot unmarshal string into Go value of type v1alpha5.ClusterConfig