{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "925049268",
    "entityType": "User",
    "nonce": "0xfbbc9f998f8c19d52adb2a622f3e9328edb2af1197771f05e96678d0da439bc9",
    "signature": "0x58976a8e2408da2f0176156285f8148ff86856ca39b1be0d143148909acb8d5011820981e5991d07ca24f337e6fe94d26ca827d4df9bc3703c2334165c5786a31c",
    "signer": "0x474B8467757bEdBa76afC2394cfCb801C991B143",
    "userId": "815537464"
  }
}