{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1301",
    "entityType": "User",
    "nonce": "0x84ed714ae969aaafa5591a78c75204ddab0991553f651d688b54ee81414f907a",
    "signature": "0xdb37ac16c58bc8ca7a83d5925ed56939a55126850c6dca839c2d0e9ada9a942b7fa35b4f05dd277b9cf95effc783806645ea18d4e3850e3a084a08664554558c1c",
    "signer": "0x6802Fe39C5FA9f99ac1Aa32F164982185A3E70ea",
    "userId": "152482938"
  }
}