{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "176232909",
    "entityType": "User",
    "nonce": "0x18f68c5e8c6cb742c63432b0cb169494dc160f599efd0eb6c331f4c53f847876",
    "signature": "0x7ecc28b5e2052e032b31afae88ccdebc58eb94527aee6909e2ab1438b3099ab6101483630fff5525825bb6d4f9a83ce60e644ee0460cd349694de82205a674551c",
    "signer": "0x9a95E87e27E17D9A64b59102A5D563d705e460e6",
    "userId": "851914601"
  }
}