{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "119723",
    "entityType": "User",
    "nonce": "0x4fa9d2c17d12db68245021e796ed9e95cb64407c4868ad0cdbed49204d5a434e",
    "signature": "0x78d2a3871fef7e7915824ce85df566b48e6fa3be6dbf60ffeb2dafb3fad9583251a8835803acad756be4b4defbaa21de5b3f7f6b273baeb9c7341791e89d1d561b",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}