{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "971034959",
    "entityType": "User",
    "nonce": "0x89375f9e252099b957b28cccaa98ff98813aba1b8ea0c0240a43df1790a3c180",
    "signature": "0xbfd5fa8d61a6afb8cd75affed9a1538d00b461b0f33ebaa15b87b8c6303964530e283f8e238d71a4f07a33780981f19c66a83188a9f81ce794f9461444e2835d1c",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}