{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1365072",
    "entityType": "User",
    "nonce": "0x1527d7a0f30b2b55e6efc55cae6aa33f489bb88f146e833e255e9b9048e4f38f",
    "signature": "0xf298f5a2c6140119131cec217db70204f35a7c3a5448fa5a1a2fcb84769c66467ac19aafa242ad7123a4a1b330ccfd14cbb3dab4eba216f8fda0519ee1bd213a1b",
    "signer": "0x983820df6193710AE73868f6b05d65D5F2ED6402",
    "userId": "508601064"
  }
}