{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94678",
    "entityType": "User",
    "nonce": "0x1e0642a8e3fc0e6961aaecc1abdcc44a36bb99a480b8aef690fd3b9f843d91b1",
    "signature": "0x2db2d520164bca05ccc5dcf8127b6517ef328b3cc07f4308acdc9d83cfc5ba784d935f09f379636b9e05c4c124a5dc6a266cb07cd9f638b8e9bd2770f8817b8b1c",
    "signer": "0x6eF66a6206A4589bEd5849d15Bc2746C2603b01f",
    "userId": "989336341"
  }
}