{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35251",
    "entityType": "User",
    "nonce": "0x3fbdd2eccf612e42b653044564dadddab556f7a72bca1ef83474e9950d50f691",
    "signature": "0x8efb5e7f973f9c907f866b30ed7b3981b1b57d2ab6b7e0516cc8fb7afc7865a636f8da32b7cbd339f1e56f712883797c52a4df43e9cc64dac098306d938b77b91c",
    "signer": "0x96537a49EaCEb74dd2c4c78C3Df7e81aBE2A8FBd",
    "userId": "66185"
  }
}