{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "105826",
    "entityType": "User",
    "nonce": "0xd5bbe8e5d552ec8d0fc1ef7e3bd85139721882338e76c9aaa0c4211b8cb506cc",
    "signature": "0x46f3c06931198d4052c8d29eeb066f25dad1236acae2f23f89ea0bd74a94b36a21626e3dee7e07692c011100abd6e0a8159a6ee7e0463155b86a680d558aadcd1b",
    "signer": "0x52F331C086a11941E738a6C86d9F127E934dDEB1",
    "userId": "281470566"
  }
}