{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "906222947",
    "entityType": "User",
    "nonce": "0x79c2bdf301737502d939ae8a0488a63ff6f61c5e17193edbca7ffbfb735f311a",
    "signature": "0x52eca6fb1b0e9c59f3ac59e12f512515bd92f9a6a8e3e8aa10bfacbb328976e2092c7a0f308a0f60f55402a34b1cbb3400bbdb4023a5641ef2cf72605918c29f1c",
    "signer": "0x45C682dAb9Cd8ED5e055aC2F6a860Db5F14c27C9",
    "userId": "611525840"
  }
}