{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35506",
    "entityType": "User",
    "nonce": "0xd5b7d2207ab7389ab00658d53b6d8ba88b852de80974a30885142f0e1d2b4fa3",
    "signature": "0xc2e19219a892a57879d54750849eb2c18f9bde91fd4d5e124633c2647971961212ac6c6c7bdf2fe1f9c5ca90de87a62f3d5bfd11454e70f09376d5dd85b5df2d1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}