{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "57703",
    "entityType": "User",
    "nonce": "0x8a919cd6d880fb82d6d69fd3d898a351c6e134e84261768d90057eff111baff8",
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    "signer": "0x3Ab8fF95DbFC0deFd15d4d27949f03d9fDd90404",
    "userId": "136466"
  }
}