{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "64957",
    "entityType": "User",
    "nonce": "0xacf118cd97b3634f2ddb0141373e9cbd1d7f85c2be77b52110201974a6155dbd",
    "signature": "0x172c6045a2f2eb68f53ab13eb5d1e4c0e4546176508869bd89b1fd6ae5a72bf21a44faa91f19f15e490c39fca21348976949151391c42c42c53593968de0b8251c",
    "signer": "0xbbB98413eB671bb0000F0b18A2A7Cae9631043E1",
    "userId": "98311147"
  }
}