{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28322",
    "entityType": "User",
    "nonce": "0x27a0984a316c249a31dd77acad5717d980da5a93fbbe02fb739c994a626531bb",
    "signature": "0xcaed717f696399332edb4bdd63c1e2cba272e1b54f4ff3b030c823e976c6e9033f851424e4c8c772c80bc77d11e37bb85ceec327fe421f6938f04a549774131a1c",
    "signer": "0xc2c6810DEdf2603EDe939aA892eB628B2D743906",
    "userId": "958345764"
  }
}