{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0xc2373994f7622e0602f66462c5bbc6f05d2fae51e4bf49df02d95a0cf6508f29",
    "signature": "0x4cc6865fa7a89f75b6feafe1fe96fdbda2c3e53ffaa420f6a95ba6ce824b710d3035a40d609535b67ae6697958fa24820ad54b1538dd852fa38e07e92cf894b21c",
    "signer": "0x9e170ccdBeCf0871259759c43e12DE99fcf47Fed",
    "userId": "898176077"
  }
}