{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "75351880",
    "entityType": "User",
    "nonce": "0x778e445c087444fd55f19e460ed28d36653d1c295b40d150578a163f235da578",
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    "signer": "0x0cA981EBB0E4Aa80eA1e5833e1685eEe6A1B7ba2",
    "userId": "395354603"
  }
}