{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "114612",
    "entityType": "User",
    "nonce": "0xab9c05683c9f0250753c7f9a69e84818603a82354f31d4222afa3c0a508e4cfa",
    "signature": "0xdf7b80b2784cb842fa09d5725e9c9ebb1f2727e09865bcbc603fbdf3084588ee0cbc536003e76dbd5de61cf3cdb11076671f356fb56141fe7f20b1feb04213aa1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}