{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "30763",
    "entityType": "User",
    "nonce": "0x3c3a3baaf50b89d7098d682e0e0553ba1371e908455192a56cf5fc30b9578c27",
    "signature": "0xa46a6a752c85340f51ba89d5323d8e29178732b2e1b1969640f38d7d21ec22253a46d6ffc9239b69f79338ad9e1a5574bdf37480335ce793bf088a98f7f7f71e1b",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}