{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "8842",
    "entityType": "User",
    "nonce": "0x124e05658de3a147f5d0076edd267f315ec6e60d24622519e4793cf4dea028f4",
    "signature": "0x3ffe4108d0bdaa48232f0e1a4ad74d42201a1253184b89ec8de5083b7b0dc8712e45f4042e254d7f7672c72722cafb24d9930d1b39effa1c023bed6f0881ba3a1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}