{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "195980",
    "entityType": "User",
    "nonce": "0x046316ad4e9fd0f05a11e227574752a08e79c45fe4eeacfda9fcbd9e4f92e1fe",
    "signature": "0x72f947477c7d2ca240b35feb49a3e38b124bce6b5868446516564a99413912ff49ef6f1a2c33b2e886732de567fa500bf5784924e9a79c8bb3cede4aa47ca8af1c",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}