{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "56282",
    "entityType": "User",
    "nonce": "0x65b9708148eb9a99e033133185dc1ed3095017a57637bca76216e048c3cfbb3f",
    "signature": "0x1c21088cf4e453becf66c6a155e7156065a9f5df653acc5734abf5c64846c26141a751ffaa5d3b687b7c8d0ff39747e9c4ba94172dd3606dccbeead5e5522de41b",
    "signer": "0xb69C788c7cbc7dD9aBe9E91477F694152BFa6a5c",
    "userId": "129846494"
  }
}