{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "460109700",
    "entityType": "User",
    "nonce": "0xede466f71626e4eab6cc59a203c0d76f2a17626e58fdff3b680cd5d48bb4aa36",
    "signature": "0x98c6ef97dd914441c2670ce9d5a6d84cfdbb58d9236ac7d53884e1d46f892ce0074085698ef12f3bf0676bc34cdd75dd5fa5f4e0333fb84535d40c615410c10d1c",
    "signer": "0x730D61884359389d8aA22afeF2b83FF4F7c9ee63",
    "userId": "342017819"
  }
}