{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "166752",
    "entityType": "User",
    "nonce": "0x6dd7853f3ae349e9a4614da519c6165bf1f3a13950c6334d9376deacd15eb8e3",
    "signature": "0xd285e449238f98d043d79a0024292cff5925e433de58200fb4edc8e082bb85ae5d1ccec0d1793b706f10d6ade891f3ad4178d46e3e21ceef50071a866bc36b731c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}