{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "131810",
    "entityType": "User",
    "nonce": "0x80f6aae22cb607fbbf0e4be6a547afe5c292a06164b98b7f2ede5df68880f4f1",
    "signature": "0x7c68ae7e251d0cb71085efa662989210bc2ac2c1c12223f1218007127672ba532b78d8823556f94d6706ff9d26a614dde4741afc2a593346c99196cf295d7a3a1c",
    "signer": "0x7c4abA507Cb54290aeECcBF5F87e029413a20414",
    "userId": "320968767"
  }
}