{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "396603",
    "entityType": "User",
    "nonce": "0xee36253bcc1b275250045a287d9eae8c4386cd249c371ec72ef36564ed42b58b",
    "signature": "0xa78b3a2eaea482f012f5ae25129d9faa9d788013f2532e34af9f4aacf2768e266e47e17c3657e478ce124dcca459b6dcb1111280bddf0ee7e35c0c05aea940811b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}