{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x13cdc1498b59bd73b182b003d7b3e998cc26f0289f504ff7c62f43d83e1ba550",
    "signature": "0x4595dac7f8342c6c450c8c4ce8a9a2b906d1cadd66ca8a4bddf8a2b16a31f6d52ea4701537f8261c32dd6fb538e18c7cfcb7a989ef530e6264d13fdabd4ce8c91b",
    "signer": "0xFA2BcB8D14637859aa98a87cbe91187525bbB963",
    "userId": "965833467"
  }
}