{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39692",
    "entityType": "User",
    "nonce": "0x69164df75e7531e3175410bf99bd445ed607bbc060ab048780e70281bc97d5f6",
    "signature": "0x28b212cefb435f38e15ed2f9fac9d79fd894b6976a86fb4b365716e74d4379d62e54a3fa46e2f09167c2f04af1f7dc309e5ced84ac46efa48d7a576e1c6fddac1b",
    "signer": "0x52F331C086a11941E738a6C86d9F127E934dDEB1",
    "userId": "281470566"
  }
}