{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "983568397",
    "entityType": "User",
    "nonce": "0x86b5d17880dc1c0c06d25c21c722a7d230da39e840b6dea7a890843539c3f59a",
    "signature": "0x83831a2dcf48fb13d025bdbaff1cdcb5b85c11e9756644a6c383001044c198426cffea5099300a210825b8c50aa7833921b8f49d81aeb6b6de788243fcc7242b1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}