{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x6ae27cbd223bd7297384768ae0e359c84726f0665b8ce676275157c588facc9f",
    "signature": "0x3d5ff946df1e1f3d0c56f6589891056949f9acdd45f1a847f86c66fbc3f6e2cd511ea9f94b16eaf5a5b3e99628a2385734fb0bd5a7dcfa6a09726710ab48384e1c",
    "signer": "0xe0B1D59d18C7aC36c3625F9Da9824D60ff93bA3b",
    "userId": "469061247"
  }
}