{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "714646433",
    "entityType": "User",
    "nonce": "0x24ee4bce6dbacbe09a107e8ceebdba878238a76f0c3f1e92165ff5f420c7cc8b",
    "signature": "0x50b662c5650509e490ff601436b131060320514eed38a1bf68a268646f9dc58512cfd9953dc707e939a50320439a3d5dad7aa6e68f391fa2a754619a4c4c5b771c",
    "signer": "0xe64d995c4f4919f3F47574BD9Bc28505f0CD7689",
    "userId": "253160273"
  }
}