{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "352613",
    "entityType": "User",
    "nonce": "0xc8d643166b9b661035b8bab25f6c8695db39fec052ff75332115842a7de1408b",
    "signature": "0x44718820b41cd989abc622bc8179e9f803bb7d8291d0b05b4e0dc2bfb46b570d3fe09c34c70e03ab5300ef0e1802d16f422f49a6af5a6e49fac3a12764270d8d1b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}