{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "232868",
    "entityType": "User",
    "nonce": "0x320e5f61c662b963f70c1c2eb8be75f70796b22fe3b86bd434e0e930708d361b",
    "signature": "0x63422b7c9fc6078250eafec2919d82ccbaaf81fe0f661e137ad4193c8df71abf06c57590c5e9779d4dad9b823b8f9f7bfc6db256d979b6cc590c00eff842a4f91c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}