{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0xaf98f73f0408b4edcf673767680f88a75bbb57c345cc8aa1098678c5b9e9f550",
    "signature": "0x63d10966a49922de4568bcb72a9af93e54be8d836571816df3350ade0086394f14cecd304500b991133c7b9c8c7f7f92cd471be336714ca1c6cee7a2c87898db1b",
    "signer": "0x1CF1F07ECEB2f13D54412EDc889E296e81689c8C",
    "userId": "894558437"
  }
}