{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "940226596",
    "entityType": "User",
    "nonce": "0x71da10adf56c20dfe6814810c7e2632ebab4561afc15ee3823cbb62e920a277d",
    "signature": "0xa8872421ebbac1ecf10d60ad8793798113d0cda581b490c17425e1bfc01bb35150d52d88617560fa9f3fd37d308f495520cd2ff50a5819e4f97425cdd507076d1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}