{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "396",
    "entityType": "User",
    "nonce": "0xe8a131529db4d7f2f54194b6d13e0fc6786fd3bde134a979d0f2ed2ddd4dc0b7",
    "signature": "0x8efb350dbcd33efde9f81a47690a83353c095fcfe15a1b9245293d06b941afdf2e3e575be98ed7897598a679c5d4800274a1aef0f34a6b56fc8aa9ca6e42de021b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}