{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "129674",
    "entityType": "User",
    "nonce": "0xaceb82936d7acb4d15ee024b06322ccfeb36a4932a24ea1c7abb0a63a4031734",
    "signature": "0x0364facf01d9fcc71bf7fa640bc85e5e492e3d68b5168883b9fff39875554c1a228b0ee1323f4be8c43ba4f4d81ab1962aebff184991cb8666e8f83e2d379e3a1b",
    "signer": "0xAaC77705f5f6bd787D8581c36Ddaf7c0c7AE3370",
    "userId": "827420993"
  }
}