{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "914691695",
    "entityType": "User",
    "nonce": "0x029be2e2d8cd927768045ee71df14dff0d1e0b5d27b080cf8f572625449bad03",
    "signature": "0xc766808267cb7fa33592bdda226f08f2b0885c28491f3a048eb19f5f918e53676de0c4e04e701a2c13e7acf8acd7ef57525f71bbbf56f7386fcb0f6ec2e8bdd31b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}