{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "85596",
    "entityType": "User",
    "nonce": "0x5df2d7d89a6c33f41d767acf2ccc6e8f4d1d8ec8f3b17a5741dae33baf00e0eb",
    "signature": "0xa0fb8d5c9c3bed15613246a6193e3af0520799e9f429aaf3ef6af9e98eb0e49b7c38f25aa0845700f0cfd2049ac7dc2da9eb43efa4c922cda2b65c885cbb4a451b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}