{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "369520",
    "entityType": "User",
    "nonce": "0xe911d5e43cbaf5365cb0a946095f243d206e92056db12432dcff41764654cb21",
    "signature": "0x4e8dbf88055196e39a120a4f381336ab00d0b82f4340aac07422a43f3fd98abe14cb51086b5989e5a7e333760858f91011da775b42e3952e95b997fa893808881c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}