{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xc4168817074d7c478200aead3e3ece987931e0134dd0ed5f6d12ea26074c51e3",
    "signature": "0xa2baa41e7ed550a7c7a79373019b47efc623c9220442c708f952789174ecdecf28e79acff074f8b112571ddf3d35cc0b2baf18b6035228195d05ba62957c1a7c1b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}