{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "105826",
    "entityType": "User",
    "nonce": "0xb0d403bc1b5c242a82ad1120a8cb8b129965c44b559b9d974e9992cd01b02d6e",
    "signature": "0xca2e18363bf7c3d7a3535d4e1e678b58940297f069e66900e86ba936cc06293c30f87df450c05cff46fe4505ae1225685d4e1b59012539afb6ddb52017d2f8931c",
    "signer": "0xe23f94433EED8958AAF9868141BA976B8fffb969",
    "userId": "307915745"
  }
}