{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "136844578",
    "entityType": "User",
    "nonce": "0xec2ba55f0c9e3a01b4088224b5b4d807e23fafa25f6096c1f0fbf9f4bf222f26",
    "signature": "0x39dd04878287d09028d0ae9c58c6057d91367197425ac59a9fa77f8d1791aabc2e5c0d9392013273edb23b9aade35bff4781ba481e946846b9cc06e0ac1f180e1b",
    "signer": "0xdA0eFB0e7b973C487c12501759aDb23012CB5248",
    "userId": "178070"
  }
}