{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "226163",
    "entityType": "User",
    "nonce": "0x601f7a8ee429d64740dc16251ee5e0fbcda94feb5b7fa260711a0b4c4ee4f758",
    "signature": "0xcba79c4b8e7a1f6c41d44acf320f137a3f180a8571b9ae843598015bc6c75b092b44a1a2962c52cb1bb8d7ae9f0f9f3f2cc366600cb636dd0c85dd348a53a04f1b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}