{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "9507",
    "entityType": "User",
    "nonce": "0xbca76d9e4f7750e9008b49895ffab3f279253e0b941b6dee7abc1b2324419959",
    "signature": "0x00464f76c52581018c38d6731bdfa1bf7425fc3756358d2a5bf230b0d7e687e26dd984acf6cb07e4996d8143af263baa5f42c4ae6be8ba161ba41686ba5667c01c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}