{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "147204",
    "entityType": "User",
    "nonce": "0xe6b0927006f6efe0282a31eb9314680d257b9bdb74d211863b44d35c3cf36594",
    "signature": "0x8ba2f22bc98faffb47e4d0d4b7bbed60291ab13549c39352772fec3f9ee6743e5417c21131e0ff1756d7de2cab936c5bc990c4a2edb6c0a4b4e14c4dae245e231c",
    "signer": "0x3CEbf9bfE1b24355cBC348701860d601E226Dfbb",
    "userId": "172240066"
  }
}