{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "157194",
    "entityType": "User",
    "nonce": "0x47dde4aa5018e2c8be9d1dac00b90de4f0777b15c6e87daa07ff577d1b6057e5",
    "signature": "0xa032479bc2df5fc0a4350a2208679bf213387e7a46c4468a4ec87a1fdcd4aae248a60b4c61c530e6adad63bcc1aed5048f2831765326e84ebb02de55bd633def1b",
    "signer": "0x2ACda02e37Db2DC08f82aEFAB268F0610974bb3c",
    "userId": "416239376"
  }
}