{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "103819",
    "entityType": "User",
    "nonce": "0x0c10655739c1b8a35b285c2ce3dd552ef4d2d0be2e3708544d56ee68f96408f5",
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    "signer": "0x3Ab8fF95DbFC0deFd15d4d27949f03d9fDd90404",
    "userId": "136466"
  }
}