{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "169028",
    "entityType": "User",
    "nonce": "0xb0f7cbc57a581fb4805d52b6926a0638f071892b64329af686d94ec7c686c119",
    "signature": "0xe2fcc76d3162e6c93b7b0c2d4ddda0280ac56669bb7c3af17af5e6c620b8c54418e01072334eb1733aa29c461510871e28896f2b6492c0e49eec08b5726e090e1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}