{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "11194",
    "entityType": "User",
    "nonce": "0x6059d6f887e1b89fdd14d37eddfe92047706a9e1763a305dbb79039534dca801",
    "signature": "0xdc1b9f214c02eab9ccf5e7244444a5afaee2d25d764230dce51255b648cba7a83c1e5ea9b0bea06bc2c38a5bc62fd811876c12c3fcbd94c17151bcfb467ad88a1c",
    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}