{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "91846",
    "entityType": "User",
    "nonce": "0x669974f76c6d9444c502f72f6ccdb775207b9a0153689a4a90a3131c21281335",
    "signature": "0x8365d45fb9496539b3569306c039ad59eddafc0bb6eb9c54f7157f65190a4cd638ac0e71a90dc8fdc3127c8b2f2b4bbfb1a17d12d130427c11c47adcb7e7c7041b",
    "signer": "0xcFe1eF2d8538759fbF5161710b35d043b5f0c077",
    "userId": "712556959"
  }
}