{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x10b37c618e5cde8fab0916370f1b8e532e7440c8514679b4b200d80b3c0ca1d9",
    "signature": "0x94172cba5669ba6a8ca918a2dc95ae0e0952fc99ed94935e58955954314b3788070dd7a23d2def45bcb9d00348377c8c05e76b0253e565023626851db39238341c",
    "signer": "0xe1eAe9Fa3Fef187944BA6cBa5C534e1ea257CA4E",
    "userId": "344552512"
  }
}