{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "832604939",
    "entityType": "User",
    "nonce": "0x1ccc464a49950f9d0d30ff3de9356ed1f53eefd724bd5928bc75e2f6aaf50a84",
    "signature": "0x0fa2c6d711394936e56155295ab4842c48d9ae8e45e7ad238910aa286ebd45734508be577a1ec215908b62ff95251d07df8fb0cf9b810150faa7904c0b57b2ba1c",
    "signer": "0xA26eB38Fd507196cBeD68d81865Da73cecE6e8B6",
    "userId": "514933273"
  }
}