{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "7105",
    "entityType": "User",
    "nonce": "0x29fd2a6f4a94428a334997929ad450f5451e58911b3dff676c6f1c2c0f8b911d",
    "signature": "0x4247edf1d14665073a024e84bfc153c5b87323340b3bbf799bf2057e359361e326371d17dd947ba9510dc9bd717d8ef48ebd42252655ba3b17d97802aed37cb51c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}