{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "593684426",
    "entityType": "User",
    "nonce": "0x6c97561854060f079044d0437a52cec5e720928f4ad891ae4c4d870605be862e",
    "signature": "0xc9abce8a7b2976b9cd68c71c07b420f79142182feade73a241f85732c638f7054e2541977dc2867fd49549e0bafa2ca7befe4b0790098d64e58af1d1ec900a781b",
    "signer": "0xDe6128EEdBB4d15D391871267E286E878C7011B6",
    "userId": "144906061"
  }
}