{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0x0a29352a869e1fb203f86df377554132ad6b4efce5dad5cf220cefbde343aa1f",
    "signature": "0x6873d3879e3c1f0ad182cf81de6822778f91b4acfc72fe7de47fd3915897297965329eddb7a1b4769e675b8279bd72d61c8310c456af2df46e238ea76e837c6e1b",
    "signer": "0x136A4e19270387bc21d7e58a9592D46864B0Ad57",
    "userId": "956002390"
  }
}