{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "241207",
    "entityType": "User",
    "nonce": "0x0a81dafdf9cb943cac07c0f54e58796843d3cc2ef55fa58c273e1e8c0a820191",
    "signature": "0x439b8a9fcf48514ee5f1e7fd08ffbb77294b241340391cbb6a8bf9cce1700f4a51d26fb1175ec3c9b49c1fb5ce9c18a02b8b68600d0690dfc91fe0a1f131e6e71c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}