{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "92019297",
    "entityType": "User",
    "nonce": "0x4d130403a1962131983c0ba5fd0f29c6773aabe69792711b8c4c48d94177c296",
    "signature": "0x32189d610d9de429335110a92ebdbfbd358509cd1b0318374b8f8c1dbec74a323c44ab4b0a4f997875e5114752ee4b859d838052fba8594a1790ea251683e21c1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}