{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x5992be1cc2410c8ee16c91e9ba9fc5ce895ed4748c2a64c337bc28a6e2b9f3d2",
    "signature": "0x5c32eaeb58dbbbb6f3889785519a704f790df6c7573bba3d7533f2a6f6d2d2ad1fc74250ef35edf4dde780de64182e91d374bdd3636d96cd9854a0f79fa5a0471c",
    "signer": "0xdbb5FeAE65617ed3C8616A66B1152898647cb83F",
    "userId": "936213876"
  }
}