{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51173",
    "entityType": "User",
    "nonce": "0xa384d884b0b13c6c39f80a3e972bcce3d77e2dd37d3c5679392e4cf86e2d8275",
    "signature": "0x5405f43650aff70b22ec11b336bb31b6808079a49540eee555041f425af0071f5601ff2ed8656e711c7e10a2dfb2a55da1a1833929dbd0297fb870a662049ce91b",
    "signer": "0xF7C299AB5282FD59254Ec0098FC5F1B997682c83",
    "userId": "61898"
  }
}