{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59528",
    "entityType": "User",
    "nonce": "0x980eebf2200c2ee7dc41f885b0984d2c322114a8a1e2e5a51beb9ebd228f7bcd",
    "signature": "0x39649b0f5f40d82886819969aeb7ee90274317b711d39e13a1d6589d5719811929fdee48cf7f8b706091fb5ff8e4c45ea6e6be822e4e064c322fb2989d1122c71b",
    "signer": "0xdcA316065d735393515B0D1fFFc9864310d428a7",
    "userId": "703206524"
  }
}