{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "106579",
    "entityType": "User",
    "nonce": "0x55866b7860aac96d1f5de6cfdac727fd983d5323fb06397c16507bd44dc3b101",
    "signature": "0x589a1c1151c6f03d4795c34f940686f51535d749f033f3c7cae501a0cd72311917b03a41038b291cbda5cd4ec5e3b2cc771a4f95b5f1c5c36ae66e90e9abd18f1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}