{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2595",
    "entityType": "User",
    "nonce": "0xb81eabed50b94a873b65b89ab2f3b024fabb9aa30f9f8800206695a3b29cbd61",
    "signature": "0x10d3a0974a7f5b90cd3f922cb5f41a70710b21d19aac0fdf068e870995b3d0503d45343ecd28209806b69138355285b97ba2bf7e5c639fb8cd857589c1a4be4d1b",
    "signer": "0x967A35Ecc3e57C43B13DD23C4Af7318374917dF2",
    "userId": "679040863"
  }
}