{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "10038",
    "entityType": "User",
    "nonce": "0x37fdf2c77ec585f01fc63b88c53f0bfae34dc4906087787526b696ec6347066e",
    "signature": "0xb3b97898ad2e88e32d77910cbaf1b24814dbaa4c220c0b933c6ce989e4e594046f32d9c635283bf644372faa96f8687fc31805c442cd39c3954104f83f6040bd1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}