{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "171945",
    "entityType": "User",
    "nonce": "0x537e893d805104e2a033352c9124d7e8e02d2ceaac371d89e6ed5b0fe07efc0e",
    "signature": "0xd93c675492608e83eddf9c582deb288564a7d1d04f816b7fa79ca732ad47fe645eec20cdb055312424d04f999c8d6631fa44f88a798ac4b9ea4f0dcb2f6f72a21c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}