{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117522",
    "entityType": "User",
    "nonce": "0x8f7f37468d6608da83f26385efc70513cf9bbb6499be34cdaaa5aea19d8a4a50",
    "signature": "0x791894efe8f6c439f6ed7d9c657219944601cdfbfb7b235c6fb728c9d6ed4052591c4ed0a1537796bb7ec2baad481b513aabf13123e47a981eeb1b093183eaf01b",
    "signer": "0x48ECe992edB7C739B36f37DDbE8Fe352996B5A56",
    "userId": "183063753"
  }
}