{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x59abedadf60126fe4035caccee8e43abc0696ff23df01f08fe1f86fe54ec7f84",
    "signature": "0x332fd43e5e5897b5780cbe40ae40ded58a78f5c635a912089122062fa0c037ce2e5ccf64a83760cc711acb9a4669e1208fa74c78a13ed37cf50e98f8abf5d9d61c",
    "signer": "0xe971ca71b4ecd2A4076Ecc2C6d1f1cD72156571e",
    "userId": "943567639"
  }
}