{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x9b4de38d5ed4d87d3ba4e5744f4b880c9b26a84f539d1e966be68f6e9ab7a7c7",
    "signature": "0x61b2ab4f1e46676676112d171ad909ae2e0fed8fb9773db28f66579c887ee4354e1f22a494fa247bff6ddcbea5612f6ced53a91f84cec532553551fbffceb2941c",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}