{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "237174",
    "entityType": "User",
    "nonce": "0x7399b8e76c5a3e8fb56eb944103a827d2e6e70897cb3edb5ec124ff4858544b7",
    "signature": "0x52407401f4c66cf9953339d8c16bf6c61fcac26afe04014d57139fed3a3247830203fe0487c19fc0d824995e422263096184fffed56099049b032aadbcf92bd91c",
    "signer": "0xe6B662C735e906D92261dfd265f28e8bC62baE01",
    "userId": "1792326"
  }
}