{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "86914",
    "entityType": "User",
    "nonce": "0x85b82d389e8155b7993cdd3f77f4b28d1afe51821544b96721c404008dfa9a36",
    "signature": "0xd04f8511892318d05bc8b6f41ec9985ae53f59486b6f3ff0959056a35b5a71cc10139feaf145e718a61b3a07eedb4ec5b489718b61368ee768fd63a9be2d64e91c",
    "signer": "0x16BE3cc7Ee03C75AD10a94fb7234B045D351825c",
    "userId": "66529124"
  }
}