{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "119326",
    "entityType": "User",
    "nonce": "0x89288cb01bc18bd15574906aa176ff66041a8b2feeaf3f2460c6b36d98bf5f8c",
    "signature": "0xbd77e02a0f4e5ea417edb8241df1a89a5706e35f773e01b79a0d0654728eddbb20b00c02893e3873e3609131fb39a3a8cda6b39e20cf260d530eb3977b9ae36a1b",
    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}