{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1039",
    "entityType": "User",
    "nonce": "0xe3d196dcac64e5d9b1a7baa44aff8cb1f8021b369aeb55b6449c68a167fc8374",
    "signature": "0xd57de6a10fda51b68feffb29026cd1765161fe50514fbc4a9ec1de946967d83d719780cdcbbb17193cb22833580a55d8c001e80fdfbba4c06521eb2202911a6d1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}