{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367796",
    "entityType": "User",
    "nonce": "0x935f4813b858d0fac66a5bb57bebc15258c1f030024b4de339249146dae1f470",
    "signature": "0xa6c01567994edf95f50cf0731d2d99753175bb369bbb254caea2c71ba54c95250c7d779eba89806b8f8e4be963f156215abf93d85e354d619715cae2b951b2951b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}