{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0xd05b26ea8f7df7eecba74fe9a7f419b2ffb63255fc81ec8e8a08babb3247abbe",
    "signature": "0xe48eab631e695f54032b66b0cf56e115e7b785cb6679c5765a6f86f2304af8443d2d6c02aaafea7c9238af051d1c3fd13f35223e2e1a0b9f2a4313e9e7d07dfd1c",
    "signer": "0xe1eAe9Fa3Fef187944BA6cBa5C534e1ea257CA4E",
    "userId": "344552512"
  }
}