{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59163",
    "entityType": "User",
    "nonce": "0x64f1d1e9aa51247234c6bc60c4e9e380e565a13a2667db6e5b30d968d9aa5b72",
    "signature": "0x5a96d1bcf7d9d3158f143c2a3d4899b8c63cbb98a2ae61d49a5907c00cad530a49760965599e756bee22fed1857045ca9f5b73caa9fcf7430fd6dd9b2527c88a1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}