{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "190942",
    "entityType": "User",
    "nonce": "0xa58bde40a2cde54616b08571aacd1e53b5bc1ab70aa6fcdd9b3fda9c218f5c3c",
    "signature": "0x78e35e5560e0097f0e0273f7c0da9a93e1940de21196ec8e422470fcbdb617c717549c42c9e7ab081bdd68c590f30e0a976e8f09e8528ed92b6378cf90bfa3f31b",
    "signer": "0x7fD36Bf59fCf5634329A1230914D646369Ab741B",
    "userId": "137133613"
  }
}