{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "370772",
    "entityType": "User",
    "nonce": "0x9366e2d5387c911344eaf382cffc74e26f11ba532a95a9c19b9d926dba6577a3",
    "signature": "0xfc60118a1fb31a70d613643cd6f7ca276e384c769866057297beb6337bbb61057ba28276eea820eaad4e800084e0db155d43eca418f754e5ea52de11c9be3a341c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}