{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "181494",
    "entityType": "User",
    "nonce": "0x96ba5b45111229857ca00eb03d9b8df3f91e1cbb0148928e9a614262da32a320",
    "signature": "0xca58bc76e8ef3f9840e87ff8a67e08a1287f6f778e57ce189533e024081436713fcc000da8a02d449ca18ce45beddba840dea66f790377b1e6ac7c940506823c1c",
    "signer": "0x0E6Ef8dF2F401D8918d603B82ef321D94A721556",
    "userId": "648802251"
  }
}