{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "93278",
    "entityType": "User",
    "nonce": "0x4c19aef5e0a121aff62a283593c8afdecff1196a42992fbb17b4b3a39abd328d",
    "signature": "0x97129c825ab3b5625603f0f1609cf4d04085602bd7cfb5f4f2a6bdbf9a74fee452ec7209bb592c303842102997caefa7a529751a8ca7d3c9246d9b0a2b82b69b1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}