{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41984",
    "entityType": "User",
    "nonce": "0xdff7da66858df27c0011fbb8e1f2d680ffd195add4c7f1c4573164bef309e2e1",
    "signature": "0x139dc063e864efe0b55fa5158c5dbf073164fb5fa4efac93e3c824fe9191e085335c664fec106e62bc33bfde2c2259ed860de0fc7ee7c78e147b7fbb6e076b8c1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}