{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x8cd3ad56555752b7ea6c7de07c04fb545a46e49334ee8732fde6084b34ec08e6",
    "signature": "0x68dfd8abd6ac1ba19bf64b56e0c10486366dc0aad3906c6f7757f6e8543d718513c040056e09b7521b7c1482c0c413d9413e14d2b31dc196a94cc20dc2a4a8161b",
    "signer": "0x506e6f5baf90A83bb0536A27bbe9e02aA3D84795",
    "userId": "925183178"
  }
}