{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "956241273",
    "entityType": "User",
    "nonce": "0x184db93ad5968247d570777cd46006257468054f35f023a81ae8c0ed458a6acb",
    "signature": "0xf6455fb950122e71df5beb4ceb9bd2eeab2fc70ea16c8d317d8588d0b08f4180496e7c244fb01ca37f88dd002ab046b4d253026a5ba8964fed2ea2e5d38c47de1c",
    "signer": "0x70b7c172C22ca6f528F9B205cff3E32D9D6cE7dC",
    "userId": "396607"
  }
}