{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "317847",
    "entityType": "User",
    "nonce": "0xc32168906bba4af2e1ac217b084dd174c909801565f064a8d628e67f412c5a9c",
    "signature": "0xd2bae8f49d6078d4f197d4d9e1154d755e5e5f27fd41b8c155fdde26933f092c179cc052b6af0b467733315ca4f21a0d99ba24b36a7d3bbab3a04c339a7bffe21b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}