{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "922325",
    "entityType": "User",
    "nonce": "0x5cf6061b08c1a250ddaccf9fde8f81907483a74035f44d30bb2118bdfe5a5dfe",
    "signature": "0x6061b56e0ac22d92dd82457ce135b52376e29aeab4b356ae9be3d9c9940315087c765705ab0dac245c005291f3b9b45026d7665fe17ca79a4266281137bebb091c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}