{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "854614078",
    "entityType": "User",
    "nonce": "0x4502d85103d1c478905341662ad3189aeedaa179e099c9aa1b7f3728e9706aed",
    "signature": "0x6b25d23e875a631bbc48b901e80e0b0aac336bb6790333d736fc752c811025eb3b673a77ac2d1cf74465c3730ef902968b3fb30a4e680d0d4a829e36a492c7c51c",
    "signer": "0x0EeC6f3E19Ab6e181bD36137D630E24db27D1950",
    "userId": "113500532"
  }
}