{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "40758",
    "entityType": "User",
    "nonce": "0x0a3fd1b5cfb89faf2e73674136f13ba2d566a4109c14a9d1be098945891710a2",
    "signature": "0xf7566149cfdbf1f9e46d9bdfe5c03878df5f4448defaa0a217770810a00c142c0b42ed476adb1e121b1b22ae5283b173704c2af6ee3eeb5cd639807a2513eedf1b",
    "signer": "0x90d627796C9E2071AAd9F8C20f6dCE95587F6d13",
    "userId": "560619378"
  }
}