{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "370554049",
    "entityType": "User",
    "nonce": "0x48b34f4bc56d9b5f35adfacdadcb348ad2f967d823fb3b86993faf96a706ace7",
    "signature": "0xa8adbdd65d71ebfe5441d955d99620218bfa5f5b6ce291b621c76be66bdc974954e5d843b3810c5f710a1f63d898d36a3380450d03ff1141668e5a5c53322bea1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}