{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0x83642395df44d58063a9d245e86111b29aa418abeedf8761301d8d0a7194763d",
    "signature": "0x984f0c4b14348c0d14675b59198d429267aafa07a89a907f06b7576390d7935657ea8b43c0d7e8a71d6e061fdc6b7f656a88e712bea7564f9dce96930625a6131b",
    "signer": "0xb6B208a8f79b1D88d245afa5aDB0a40d38cd6DD1",
    "userId": "528688046"
  }
}