{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "200080308",
    "entityType": "User",
    "nonce": "0xbc70b65679f33c0b9f3465e8c4eaa6e9068d07bf3fcded93eaa250256b2d8bec",
    "signature": "0x9dcb726930d0604b68922c21bc22b642c9a481c1a538c282a935d0b809dc65890ee4bf32a79e243604d5dc5d851e5a57316818b5c5da81d447d167ef727234e41c",
    "signer": "0x2ACda02e37Db2DC08f82aEFAB268F0610974bb3c",
    "userId": "416239376"
  }
}