{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "63896",
    "entityType": "User",
    "nonce": "0x07a62122c6171fa6f01d302a94f513dbe2bd170283c59fac0004217d554a70c2",
    "signature": "0x9c07af78386b91aa8cd6474e58dfa7290b3d6a22c2986d2222d40db52ed2197507154bd1e51839872bcb01b772682d320c0d8dbb6a24310bd52f7b3da3b39b181b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}