{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x25f27daa710925970946ddb8e812a18e41278b04415deb33df6f746205602826",
    "signature": "0xc2aabac218b696a56c6697960bf4bc1492fbce2348819204305f8ce014bfb67c6e5026b1e0eb911a698361614f45ace496a92e0c07f78f639d18e4771f6fbdd71b",
    "signer": "0xbf1512a4755AA9909ec2b9b1E386424E0E7b6c72",
    "userId": "868171077"
  }
}