{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1363743",
    "entityType": "User",
    "nonce": "0xca256427856960cbc2f9214b4f6c9f2a05cc0a64a9ba8c2a5ed946aa94ff902d",
    "signature": "0x4585f42ae25caaa75cc2b33cbdad8fa8624103ffd69e25dcacaa93a82c8975d24e75a0d1e115a79db455da7816e4e8add2ac2bed2efc1a99c4a3066c00c82d821c",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}