{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "6436",
    "entityType": "User",
    "nonce": "0x1eaaaea9ff24a5bb0b9158d4c8adecc2c764b21bb099e81cf2e624c2ca2f6adc",
    "signature": "0x167d8e201dd6b546f65082686c3b7363003b705fb2e527f194d540557a4fb264576740daa4ca561181e7a7612fda201b4880be7ba379ccfe9d25bedfd5523baf1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}