{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x4c8c399b34d9bc0a9e9719883fe293015072c9a84e6d0b68324750e344c36e25",
    "signature": "0xc33a584afefdb844a33a8561defb6b6975170e08ab2acd2f456bcaaf57dff3e9341df98ecf809272d3cd0d2ec263cc1d77f50aea3d818430582e55672782ba781b",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}