{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "468124073",
    "entityType": "User",
    "nonce": "0x1f55b5f9a436f01ccaecc1948b7eb2cc63354b6f92d3034a3179fa6728739bf5",
    "signature": "0x9f239a173b1395357136f6f3c7b747048dd03afb80f08194423a8a3330559163114aad26702e70f5978befb18620b0fcd4915ba7b3c310184b06962c482f77b71c",
    "signer": "0xefB2D83c687aE2370797bAD8E40F1631b820438D",
    "userId": "92336974"
  }
}