{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0xbe06dbc3cc4a911bc78002d0fcecaf276fd29ebf631e86453effec473a2cd590",
    "signature": "0xaf40109dd84c5eb48916a373980134efb2a55f700bb9c6a68f07c012e1a31b6f278e3001201ab008cefc69e82a5685ec4ee4abe68dfc8813c4d1e4742a3c4e1b1c",
    "signer": "0x4Aa8154A33F33394BA8De574d71aC98Ba6A47D5a",
    "userId": "645720561"
  }
}