{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0x84f973d534d800dc61bd352b9fc111c61329db24d1f2f0f1d0a4b9b892bc88e4",
    "signature": "0x45083ee924a8c6a333275aa66e4a4411ff9f5c00db27a72ea9ca6d514d6b4dc8676ca147512f1829ecab4fcd919023aee2fe01a0621fb6fedc36775acc2cca671b",
    "signer": "0x2230770EC85946F97685aDECD4b734f51662F050",
    "userId": "887741865"
  }
}