{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0xd48d70acee44f9915453a28ccbad8c4c5f11ec44eb4255cc947ac74246bfce76",
    "signature": "0x24807b685b6896fdc4c1631a0ad97b177348950eebac14ebd53194825eefcc132a481766c3afda6b6183b914ad638829fa4c744cb51508ebfec814a575e824be1b",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}