{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "901788935",
    "entityType": "User",
    "nonce": "0x43800b5b6f0a47e2ee0dbe60e506ef46e102eea73f2b44e3b6d8890a13bb1df4",
    "signature": "0xe1335c9c51f36b7693f8c785aa61c76472e24f4395cd2da9c6d7c811dd5ab1cb578cc37c02cd067f87013f15d1f2591d75a580078262f54f4970e031c1f05a671b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}