{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "119817",
    "entityType": "User",
    "nonce": "0x5c713262df0cd80fce6f0c9cf78b979cfdd069998706b1db61606a66a356a2a0",
    "signature": "0x3e79609fe3974cc34aee1c22dc4cf0cf02087b6f566aacfc2146c2c7c6f87e5972588668adb2711b821182a8ecb9185b2e8c2033d9e878a8f42361e52d280f971c",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}