{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2194",
    "entityType": "User",
    "nonce": "0xfbb7908acccc3c4b2cd78c0c0a875def4621bae460283534618b1137866c2f43",
    "signature": "0xbf7e7362a5440ab45d7e928f0523577e78fd310284f6e6365a8d18982456572245e69e04951cd7f407b6df679f6d876e17283f39de09399991229c9da00763321c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}