{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59528",
    "entityType": "User",
    "nonce": "0xd965d044c6bbe4c0803239dc5bf6dcb052499ae91741deb2c1ec1acbc945bad3",
    "signature": "0xdc571b1e8dfb22be0431b8075476c8e8b7594f44b443ea9c1517b892dd997a3f51cc51ba3719da32dd35b94452399634b1efb0575dab728f6d46d9b331b67cb11b",
    "signer": "0x90F810aa7C6F2872852a480c02fAd7F6d048bcf6",
    "userId": "757239268"
  }
}