{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "283769",
    "entityType": "User",
    "nonce": "0xc58d8827f008d87c9a5f3203f887980b4b38e82aec0bc0bc9edad6ca81876c01",
    "signature": "0xebd9c237edb4af50c30ae20cefa509894b385cfb0d52f3c13300ffda9f1e89876c17689f30f730b5d4ad50475931079e238b49b979c82f47b4b7071110b23a621c",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}