{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "370091516",
    "entityType": "User",
    "nonce": "0x82932f67e6abe70028fe7324854e26df196a7cc40d8368507d237b5874931586",
    "signature": "0x0a79e4032a15d4c258cab9ea9cfeaa07315a090165092baf38851bfff4322d4d2b3dd805c9a0955253a57711cc8cd0d12ad6b6b28652944df58b5149fdd5b7bb1b",
    "signer": "0x1A99bcEb1277f1d90Ffa77B2c480Ca93a4a4ebC4",
    "userId": "852344394"
  }
}