{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0x7a80be437507edcc0871cd1655d1e34ec2dec0959c7b9ebdaec1b3576b369b94",
    "signature": "0x8f847fbf47a80343fddaee5c5698d67917a3cd8f269840a39da5066e47d3a3ae336d0d83f5f9b5817cbeadae883b0f9e271cd1084da9de702c7dc25fe53f9c441c",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}