{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "461008548",
    "entityType": "User",
    "nonce": "0x22a1ed8c423182c47849b18079181ea778d2584b6a0ba0d9c720f68849deb0d5",
    "signature": "0x5eda426ce0f95144a7ab946e698f8ba79fce66946ffd138b78a0a1aa9f7dcd087881417109d45d2f32832aaa9ecaac3e650380beaf1e16b23cdc852be926b2f01b",
    "signer": "0xbcF27CD259a120e92577BC7a7EB95670b3A0E2fA",
    "userId": "105402635"
  }
}