{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "706034",
    "entityType": "User",
    "nonce": "0xcb98406a185e7f685b89058acbad26b60d5fcc09dd7a2e6da3772167f1cf3f3b",
    "signature": "0xccd70b857f74949a01645f1a75f4b1fa15fc7b4d1976b3c6c44c9697a811332f2a014da42afb0769e594546ed098c38b2a2c6c8075163c7f74af8f2f7aa8deb41b",
    "signer": "0x6eF66a6206A4589bEd5849d15Bc2746C2603b01f",
    "userId": "989336341"
  }
}