{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1010239",
    "entityType": "User",
    "nonce": "0x11ce69231a95dc43defbde5e70846f5ebf8bd166352cec6097c3970502fea476",
    "signature": "0x0fa78533f83d5e9e9931b9bf9e100df697644484d2ff10d76470c05f943b87a27f8f8067ed0cde713d4a04d93fbc835964e0b79e290faaac6f9852699a9115421c",
    "signer": "0x60532210A45928d9c9fE548C0ba6Ffa21DE9254b",
    "userId": "237191"
  }
}