{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "91305",
    "entityType": "User",
    "nonce": "0x400716f67031893a3e7af5fa5cca77431ff1052dc8e04a5e46938572c53474e4",
    "signature": "0xd6adc73fed68782e380aa740b628dd19f5ca783cfc0195a61ad416a20af170b0774afa7703de3c057bdcbfb509e9e28d98b100059d134fb1a98d3df46251d3281b",
    "signer": "0x766Ba5816f1Cbcd9649d3b301b8F423CFF252fdb",
    "userId": "758745"
  }
}