{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "906184213",
    "entityType": "User",
    "nonce": "0x70c6c19eada86fde827403bcc064d96ee6a0470084d83fd2bcec5b94f68f0a62",
    "signature": "0x155091b037fc77a621da425912d81ca60e1df4d23114bc125f10b55a0410be7816a9b5fbb150939c24f4d3366e96dfd17e5253ace21885d2ccae4ad85629c1501b",
    "signer": "0x6Af6D40d1d0B48D79D2bd3E3c8f0a45540130c0F",
    "userId": "89433"
  }
}