{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "976719636",
    "entityType": "User",
    "nonce": "0x24c9623b3c0972cee65de34e03b27ec660967931d0060f023b891bcda5561b06",
    "signature": "0x06f77f34adf0bf6bc4c12bd68f920bd12b5e012fedfe6fc59129938c2d9d7905539ae985ad79977445e6cb2d2a2ee325b10c24cb3aa0d195b22ff2d062ccc1811b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}