{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "159460377",
    "entityType": "User",
    "nonce": "0x6266b3340d2e989273d573476b364932c63260874e12346b526316dfaf8f351a",
    "signature": "0x833b1774e592c9c21a9fececb049d9072ae983b139add04c59ab4ff87d3b99401e9537ec4f967be69d614265754ac6a4fc35867bd80ea93601718134f6bea2101b",
    "signer": "0x2205833bD910998b6F99FDbd53F5FBd387134b96",
    "userId": "424142613"
  }
}