{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0xc723f749e38a4d7f8fa93207cfaecaedd411a0e85e1dc7a759af0014f63ea447",
    "signature": "0x6c838d6e673c5f282c3decac7483eb8758322e974e4a9ead59eb0a6b4902705c18c5f0a547e16dc889fba3e3f4c85799f76cc371c773af389ef13bd38ac18b071c",
    "signer": "0xAd948EEedA4AB2d06bF3150Daf2D25De733e7Cd5",
    "userId": "175201368"
  }
}