{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "451783635",
    "entityType": "User",
    "nonce": "0xe6677a8de7faf30d6ce62bb1c91ad4b5c0414a40d5565054a3df25b0ee7f0b87",
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    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}