{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x0b8f05017749b681440678a11c42e5fceedbb6d63f14616ec67f641f65e9e89a",
    "signature": "0x312ae379dea8d9a3cadca9abe229067b91fa3e107dc3d65df60815a8fe7cda4e2c8ac4591903e2fd2f14915751f430077c678a13635719b93f1969ffbb2e635d1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}