{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "636236864",
    "entityType": "User",
    "nonce": "0x3cdefc8f801fcf39ef81ac9385ed9f6230f409cfea1612fe97215a6cfd093c0a",
    "signature": "0xa67a9ad78bb2720b0a18d236442496d032304ec988ab1afc6f41cf3f3bbcec2370e51be36e3df0eaa54d9cf3dec5fb4ce1bf0a1b3808eeb38946512db4ecf3881c",
    "signer": "0xa0c0216b7895a5D5d1C6bA31e0c046Fa7dc5B88E",
    "userId": "252885271"
  }
}