{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x9fd5356c94e03dbbab590f5b428695f71dc97eb0895fe9885346b6c55a78089a",
    "signature": "0x9c5c5ac72c79438849f314ce13a542cc815afedfacd766a4e468dec011f13462384374df18b862b737691ffba8e91b4ecb3d886077f6a5d098d7dccefeaa32e61c",
    "signer": "0x7495ffcEA4B233ca42224EDe45fA94bc245920C2",
    "userId": "313045689"
  }
}