{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0xf34c4ed3c1c74a48c6240e05bfc9816769da914803e465716ca2a714c4599c01",
    "signature": "0xa32e465f80a7868b8b65dbc7266ad6421bb311e921475cc8e2919e2e3928869f6845637662ad8a7c2369247230dc69b272e9d39513d0dcfcb350c96fc57156441b",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}