{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "683382111",
    "entityType": "User",
    "nonce": "0x8dbb56563c6ef69f4ac69c539870a6c3616c2f93fa31d988cc307133dc46db81",
    "signature": "0x4b324c050c31256741734cca30dd3ecfc6e2f4d14c6bb8e37207603882f762d624f19607ccd968ff2afea747e445decec8edc89e11536f6e1364d2d4ffb311061c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}