{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59888",
    "entityType": "User",
    "nonce": "0x5c6318a3e3e1268dfe29ebe7a6561c5ea303ffddd883fd5b749ca0953a6f12fa",
    "signature": "0xd4662021e648f177eca6f3f1318f84570f83c029c971bc54188467c1389b584223295fd9e1988e82dd1b4b539609531e683c02ae3665991c9b5008cb9d35061c1c",
    "signer": "0x5aeCC1AFF37a5BA2FEE40cF4dd6357A86DE23D42",
    "userId": "950958674"
  }
}