{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "6077",
    "entityType": "User",
    "nonce": "0xa33b51a0c6ffae67966fb975a4dd32648c6e3c44a1cf0b9efadddaa113ea336b",
    "signature": "0x9c62871056e69d8b209f5bf8bb5d210bc757e5778cff990f03334b37b9fdb4c267f7ffe9185d0b1ed190c10f69d4aac9cfa7f8855a7612d6686041036d7c9d8a1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}