{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "981716494",
    "entityType": "User",
    "nonce": "0x0659ed257aac8853cd9688905f15f73f56c54da392bb1d50155bd33ac0b2ca3d",
    "signature": "0xf84625835d19681e2e21abe6dccc244e6d9779a93769152530216e9297eadcdd7b6505f8eab421ce787afe31ef257d8ada683692c2ecc911d0370266ff5eae371c",
    "signer": "0x27256327615eF21f45d460AF2B36A84fae4b2431",
    "userId": "124266"
  }
}