{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "211950",
    "entityType": "User",
    "nonce": "0xabe3e76f94729a60e122e24904cb8ac9b81e2dc04b7dd0ca0c738e5b84ecfb14",
    "signature": "0x0135b0f7feb8804428f16c2aa6deeafa91021d8c5f6a390674354d6d71a4ab0664cb1a4f4888640ea1617a0cb883ad297f8d4056f45f82e399b1a55a7f36a80d1b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}