{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x4b56158442ef13727aa12b1036eddcb4f4054c762dcea1581a362127be42ed7a",
    "signature": "0x3bd31fc12fa488735409fa3b2c65e9fd73a32369e04cf08d8bded766e0faa8f5586d15f724032fa431518cae7d5b521beec14c8fb18d2595023f6b2e6bab364e1b",
    "signer": "0x2ACda02e37Db2DC08f82aEFAB268F0610974bb3c",
    "userId": "416239376"
  }
}