{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "358446780",
    "entityType": "User",
    "nonce": "0x3d9a5d06eccbba1c0d07cf9ee255ba2bb8671fdaf79a3d6c8ef68f078f54493c",
    "signature": "0x98d1ed9e51f85e4ea5dec9715c90a61e5c2f5e07d26d64b864fd7a01e9de40f253ca43e933c4be6c4b5e34ff9e653ebfc3757c85898d9a46416ea290c64b9c5e1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}