{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "935959282",
    "entityType": "User",
    "nonce": "0x8561ba2949a1ac9eb835a6463e4313028084cdaf39f335b73fe8be1868e302ff",
    "signature": "0xd232fbae926b25f80735b7fe93c61814a0ef812c5763d62cb22e86af4f350cb55d599fd6dd81a4badae0b965516ba60b2700b5c2239e7b7c4299898d399a6d3f1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}