{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "188224",
    "entityType": "User",
    "nonce": "0x214195eac31f60ae576dd887e18736d2d5fa19f1fee67c8f0e5a2285ed9b39f4",
    "signature": "0x3d642929b3d6e93db1c6f358d060d01ce341bf7157fe4aeea21cb23c7e03a4901f2e597e0e463294474d1743511475f2dbc986dd341a066d5b9cbe3ef200b0211b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}