{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0xf5a62f3ef25d214ff3bcc3468bb464376dc47b90f7be3a91ce7db7190f8176be",
    "signature": "0x950aa2eb3a25bb004378c4b5b3a11ee32d79a3858f2cfe9e1cebbb98439d31771fe1f7810d54818405f75c5b698ae2cd30cec937c83841feb434b9019e14db221b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}