{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x6eff29db4c027d34ccf5e87f89c2b413a33bbcdc52b8909e2474d05d15d14005",
    "signature": "0x34598a9d4fa5b22b01cb8e3e5ad8574de4eaff3992f28fd43a2f61cc74b53572663a5e476c149b20149f4109fdf484291cc0373abf6d9915697c059d8fe9a6d31b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}