{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "274293",
    "entityType": "User",
    "nonce": "0x148830b0e03532d2fde40312e58413a41e65c8680cf9f5f7194aabda5fd30937",
    "signature": "0x4584a695f9cc421e4e5469dc5aee39faed66fdddab9e653b84fcd28bb526265a1d9bd3947b9382d9818bc4498eea13159b05062465653f6f5042c7a29b67291f1b",
    "signer": "0x9a7C79A8F5E088eF6f036a0c25618325AD8bC26a",
    "userId": "238327041"
  }
}