{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "161531",
    "entityType": "User",
    "nonce": "0x82d5aad13e8b8d1cb28c656444c759c1306d0ae82d6dd09f345acefd9267b009",
    "signature": "0x664920cde9afa3386c754cf49214fa881dd6eb287c5295d0742335b16b9d04f80808beb402752ab7004278b9271660b1833dcfd3be373a78fdc9bca5ec000f751b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}