{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "27722",
    "entityType": "User",
    "nonce": "0x618e4655684fe36821e64c839e384a14f0bbc0809bcf0c0b5d2b958b3ca49dff",
    "signature": "0x84d5ec1f82b340354fc2b2f1f15f5274a4e0a874d7c3123c4fb99449f598ef447f6d8827eb8a1306dd0c8cff5a52cd68d114ce822a233d5b31facdf7866e45eb1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}