{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "1549",
    "entityType": "User",
    "nonce": "0x54049cb7a74cf2455e5562c4a87168e4e1d6d27d42ee16bb01d7a351d08b846b",
    "signature": "0x700c68e3fcb05ac7d5edb8deb9cf746263dae940bd434ff45cbf5b6071e9b28b1e7bcf52044ad0fa3a6f67ca6bbadc11247e02004eb06cfab836ca055b4666501c",
    "signer": "0x053AE6b4e0E1ca4c355a1f76Ce5696623A43A617",
    "userId": "79438"
  }
}