{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "56062",
    "entityType": "User",
    "nonce": "0xaa72d1d4050ea671e48756c71c82b50603a6b2b99a4494e56e9e5874c71065ee",
    "signature": "0x9f8ccd585ea07e6fb4cdea0593fa6e1f63a678d75742e58100bb764bab7522b50bef91d956dfe790bfebdd9ff3e2078175c6bdd405f0ef806bd781517a02e6e21b",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}