{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39268",
    "entityType": "User",
    "nonce": "0x7c912eb6c13c7667b07d070525dba0a4e4609ea576b83d2abea2a408d31053a8",
    "signature": "0x09ec574b484082b6e1bfa52fd1ba7fce9be02eaea787d314c074ce0d81bbeaf06d64145efe5f443c2d962b1573a159d7245dcee288bd2c050aff7757240723171c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}