{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "11483",
    "entityType": "User",
    "nonce": "0xb95b30a4f247de95a728d682688db7e88f5e1f52d2215d1c4002db50e80acbeb",
    "signature": "0x99833d8295566d17ececd8b250b80220f5a08e1f3404b88336478bf04cbcc449283d18dd834fd799611b376553e532af93bb2a7a988b8d326c359f63bf5805e21c",
    "signer": "0x4cFd9635b74edd6514FBb781B9C920be24A36AfA",
    "userId": "376830101"
  }
}