{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "30263",
    "entityType": "User",
    "nonce": "0xbd045618b727e12c80c111cf23122ed359f073385f229b11adfff6d0fc9d8327",
    "signature": "0xfd741c845437a524c25ad00a6c5c5d6542d547511a01ff6332fc68f222db64e53b093603c8bd9cf7557d83efd273f9946f71e2dfbb88cee54d66ffce68ebcb311b",
    "signer": "0x0f4722E3c1E60B2c250aA08C4e1394eb778D4B32",
    "userId": "537883387"
  }
}