{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "116272245",
    "entityType": "User",
    "nonce": "0x81472f1c6ba47d535b2dbcccf574cdc3067260ec91061caa22c5b86db9344119",
    "signature": "0x6e221a5682e749c842e8c63c8068c308e82d5196b80cf92e75fff156579572ac483d10d4b0f7df57bacc3617ae56b08305bdd3290cc7f22a9d316e9e5eaf9a911b",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}