{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "153162",
    "entityType": "User",
    "nonce": "0x46d4a5a551b1e5917c62da81f215ed1f85d85981944ce91fc7c20cda161e96cf",
    "signature": "0xfb577b5de3d119af25bbbc1b4158bf37b4abb78007bae284817a5dbc94554c43606e8a26bb2fcb1a3824b9758a7f284c49e242d3f114274629a688b49b1aa74a1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}