{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "882323125",
    "entityType": "User",
    "nonce": "0xa6c68dc0eddb380254b026401b1ce4e795e28f74b77d3fdd2207500ec762354f",
    "signature": "0x937c2d871647574e58102ea3b31b54944829aa62d44c0c3b3c3c331863d03b1205ccfe4d77d68d5329ec762178a079255102a263cf6d41fe3bf6da20d65795631b",
    "signer": "0xA58E9DB71bd7769eD0ce2E3B8570c246C1157776",
    "userId": "636373789"
  }
}