{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x77b81c319c942a981162720bdbf54f6d68d7b445e24bb9777b9ddcee2c68220b",
    "signature": "0x6130c46b9bf94f9575cf455c3e2e18a99b041c38d8f20e8017b16249af8074a2132743f99ceee54c881e903f91ef414600d9314b7102d890bb5e5c35cf7e567c1b",
    "signer": "0xC0f8D2C092ae50e1512d827eBeb817e1ea4112E0",
    "userId": "451729998"
  }
}