{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "419662",
    "entityType": "User",
    "nonce": "0xb6f1ec6c14531a071a37f0f8c83e31ac96a3a5eb4664e8a8d40ab98a682f4cc3",
    "signature": "0x67a7ced6d10ceaa4aa9ed7cfbb64d04455cbcfcafc6f451d66576e90e0ecc7602d5f69c63791260a5cb1b3fc51a1da874b9bd4b32374dbf6e02a8010c55c3bb41b",
    "signer": "0x4A868B813a8F5D7C187F9f07a2D7e7A24355Cf3f",
    "userId": "185302"
  }
}