{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "33459451",
    "entityType": "User",
    "nonce": "0xb65cca9224f85020f4a7f982718014e208d2afbc0682951822a6a3bc8dcf2a8e",
    "signature": "0xa985e891601fabb94ecd8be59239bdc2ddfcaae8b65a2f7eba724e2473b8ea892a85f642a380c8a2daf9d5f517809045ca11af65a109e5e5a8b91e07a36dfecd1b",
    "signer": "0x9FF2A7F5Fab732dA57359bb3eD63a95511bD1329",
    "userId": "67863854"
  }
}