{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "530760555",
    "entityType": "User",
    "nonce": "0x65b56fae858421082d1e2f9d99eb480f7c1f12a96cd4fb186dcd27a1c1a429a9",
    "signature": "0xdf18a9ef36b35e625a1c7a986f90e54dda09ae71702720e428a427c6074c52dc499f736590eac93862e63238ee10c3b822bbce3764b929571651dfe2210cf2ec1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}