{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "265355",
    "entityType": "User",
    "nonce": "0x1eec3f184143d8234f8bb37b2e36bad551d43ad1d18f597a851f0640f0c36c84",
    "signature": "0x9de249c610d6c2683cf274dd23433d963285c545074967f5b66e7eda22d724c8766596b4bed86923ee8f53dfeab7abd47ecbdc30b10c08f55c28ff6f7f590c841b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}