{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "113270",
    "entityType": "User",
    "nonce": "0x4ecc211183f188b69c8c8eba23be26bb4131472868e5101303afe2a7ef26968e",
    "signature": "0xe921b188ddd90d8c5fde2a85fdc7780327367b7de9a75a5c17e6439f1f1a84cc0ed600c086d98c27ee49836658b53c2ea2d3f3edaa80a20579e366f8fd30af251b",
    "signer": "0xb7C7a8D9d12EBd1Cd438cB065E97280E6D7e912A",
    "userId": "984691913"
  }
}