{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "406225571",
    "entityType": "User",
    "nonce": "0xd824d3c62c4888fc3d15b093b5fd1152d08050dfdfe51e179f9748f7ab575a4c",
    "signature": "0x14aeb63fcfc29e1d9e0708abeead83573eb6b213c9db0a8557cf26f16ddab91906e1fb9af359b89d7b741623229193030ba452f97bf90b298fa4c16cb9a277691c",
    "signer": "0x6015AC6ad37b0328C10a529E70348751FE8ffF41",
    "userId": "176201"
  }
}