{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "17341",
    "entityType": "User",
    "nonce": "0x18744e573963e7b7a052821675cfe8669c0db52257ee96416c1dd7f8ef1ebacd",
    "signature": "0x64fa4c083ea49c93705b2caff9aa93cc959fa75e380be67f8ed62c76f970237f2cb74bd8ea9706982c8242ee9030abc2223259516d8bbd8629c51b13b75294151c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}