{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x181cbcf011603ce1f9c89b62bac68bc2cb307b38d7b158774bf7391371354598",
    "signature": "0x12d487d2152ea9bbe112f3d87f716aa531c22ab6655fe316d12d4c2b8f0cbb7f762faef9a3de61fc473c0a7177b50ca02a07ebef0d791939fdad699dd188a5701b",
    "signer": "0x86921d4751a5747c0793057F4d32DC03Fb961790",
    "userId": "785188686"
  }
}