{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "636236864",
    "entityType": "User",
    "nonce": "0x8c7f430fe79123b02381d7c76279d732b8fbd815dd0b31d95ae9782586e2f591",
    "signature": "0x1f09d4a7668109071b6c6c139a85fb79ee6d8076dc2ad683819f977f7adc2bae752705dbf6dc4ebcfca75d968f751b64c081187884cfacbc3c4aee0ec650ab201b",
    "signer": "0x3d3C9a78785e201CD119b8f74d7d88D131bB3cb9",
    "userId": "350266629"
  }
}