{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x0baa4b1b20ddd2fedb75850683fb14c42ed94302ec6a3f954954ddc175fcd50d",
    "signature": "0x45bde3d8f1972fbaa66761fb97e5487ef206b332fa8259891f112d5292d861506ba39f8110ec18a50980aa12cee4d2b555783459ae86c256d9ddbd675d77032e1b",
    "signer": "0x45C3C3C84b1FBC3f9ecD57BB3e43dE4044d3Ea3E",
    "userId": "975596375"
  }
}