{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "924499982",
    "entityType": "User",
    "nonce": "0x7a44d836f458db8d9d28bf966d2542b3916450c1c173309fdb8b62d9a8022c21",
    "signature": "0x2a4b9877935a68e1b64356d51184e32ed2f1105d01009ec2f885932d9acc0c1f1eeff00961c79e3efb15828ace63b3225d652210d08d432b1744289ae786af061b",
    "signer": "0x1060585Dc72Be95E1009B66EC1F518349B0E043c",
    "userId": "567201486"
  }
}