{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "114750",
    "entityType": "User",
    "nonce": "0xc7e082a7c8fcd17ebcb991e3a4efef8e325240be8e141d7586ccd14da4edc9da",
    "signature": "0x04da6960920862ca3ee5e9fbcf7495614f7edcce16785a2aaf567b2bb9742a9369118e4e242c51fe7213c7f2a751a8b312164d6ad372835993b2ee2d7024c1921b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}