{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "9674",
    "entityType": "User",
    "nonce": "0x0185602f5fda00b1066fc4e916ef73f5fc91fe24e1b575fd6c69e092f9bdcee3",
    "signature": "0x9ff0d46c2d88a46df6e430ce2e13ed47d373d181493f36837f8720340cfdda4e2c373e57a452b1b89ab64fdefc954eaba48b34543f7434404f63775b4e606dde1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}