{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xb8094db577a22f679dc460c1ed6ebfa2b1046aa11a27a5cba25d2070f19ea8dc",
    "signature": "0x64b02bff043978d1f8d260baa845ea4d2a99aa0b28c96c2ea5418c1835e0d9297736dfa55b1f711340e5620c79dfc57b52e542183543770a7dd9b39d0cfe2b9b1b",
    "signer": "0x94a5882022f9Ad0C624FcA0dc4FAc3e3A398f170",
    "userId": "672832523"
  }
}