{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x11627a529245984914847ca5402b39a4421cbdc938863e4d67f6b39fd2078b36",
    "signature": "0x96264193bd7a0d1d49c32b36e4d9fd4ddbf6d5b2f5092491d2c6d250081e66690473eb294a69817bdf9a839b5a04f1f1158e95da3a1b51da49e6910ee13adf2a1c",
    "signer": "0x007fa551DdeE2E94961e024eC1cfbd6811172e51",
    "userId": "5886269"
  }
}