{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "782540",
    "entityType": "User",
    "nonce": "0x0db1aa379ed8065fddc52249cbbba4f5d8dd193ec2cd3c57e5394ab0f99012ee",
    "signature": "0x96fff857da7bb3e29b50c19be5c94302b4fce86535c31398872a20650301d11f56a0480eb63adbf5f16563de889db3ef5231fdd59d653cbd3d195b04ee28dc701b",
    "signer": "0xeeFABE45B143d8481BE606D13aCB9514621266Ee",
    "userId": "927752964"
  }
}