{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "112057",
    "entityType": "User",
    "nonce": "0x0609948e8a8232548b2257a44afccc300903d8aadb9865b51f19fe8bfbcbbeb0",
    "signature": "0x0501acb9064dcf0e1bd3569ae643eedf9f7ebdde46b39ee3e6fdd77d29d5fe0726cd71de1b942766d2f51d1b5b9ccafc16755e71c4cfbaea2fe17923264acff51c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}