{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "159165968",
    "entityType": "User",
    "nonce": "0x851f76935f4ece6a2d28cb1b8b1eb5ac7d789c98c8d9872c98cbaa5a1ab481e3",
    "signature": "0x9ff9c97f53855895ae0d183185a0a7ba394a9251f86acaf009001622516b64c3115942b09dab2cf7ff2c110a7480848145a3165bde959ffcf77720650e398e9b1b",
    "signer": "0x63EbE5a1B5C5F156330BDf810f5fFf6A224c75c8",
    "userId": "309080"
  }
}