{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x0a43f2d45cb09860ceff5e09aa323dfa0db3c939c84f02ee0d7cce4e0d8f197f",
    "signature": "0x4842b2ca675157e6dbb1245d930c4dcf36b1d59c64cd84af9733cc2b22c129426e807cba16153c958771df0a723927106f9a416a3169fc229282e0ff92a16be21b",
    "signer": "0x1A60BA2cBA7aFf9b330C25342187Ae9eA906198e",
    "userId": "183164691"
  }
}