{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x23f0f6307afe1a03f0e19750d44ae0e9393fa99a1f4c93f6e41cf7088ab4753c",
    "signature": "0xf4b0466e5a0b0bbe80db4bda2fc07350b7c7d657ec66907bb09b340fb519b36a78523dcc93db24e04543a79723d73f43a0ffb32793d376a41c791ed4c37898af1c",
    "signer": "0x9e170ccdBeCf0871259759c43e12DE99fcf47Fed",
    "userId": "898176077"
  }
}