{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "31482",
    "entityType": "User",
    "nonce": "0xc5f1bb34ce145aef50c4f44c8c74374749e58b322f808d49d4f4b5b67c30fdd8",
    "signature": "0xc5951e858ee0d067c48db86f3873f296d3f5ab29965ecdab5b4881e69f03df3b77d638f0e89ce10b013c40dd18001a23d76f81db473d2ddd04919aa01d1101261b",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}