{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xeab9f164893584394a7b424e3e30f6d193376873a03e333a283bd577063b7053",
    "signature": "0x0309e9eaf38bf7d8889f8899d6ae7546decf96a0022643ef910946456af627cb04fc3e5e598ecc636edba013c09e579c156baca5f2a704d7391ad161afd7a6761c",
    "signer": "0x0326cEeBC8D8084bb9Bb3d2cB26e0F1D79c03903",
    "userId": "438327537"
  }
}