{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "118447",
    "entityType": "User",
    "nonce": "0xc9f6b341e8cb7062ace470ece82508c85675c6df795c143f0ae3b8a23f7ade9b",
    "signature": "0xda764f8ed9fea688c10ca39bc920319a6c90a664378d1ca8aa5852051ba52d771f93c13f3d9f7f58c06b4d67f3addbe987a50ac6f352b3cf3fffd15cf46e926c1b",
    "signer": "0xCA34537176e273Efc43776B70B5c70CdD5baE067",
    "userId": "403911835"
  }
}