{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xb03ccf686504fc41b481bb7ec786f32414724507df49efe2a639fcf2baf153e8",
    "signature": "0x49084a796eecf32d97596109ea73068ec7118ea12862890c180707e8aa21ef0b66ae90842abab5bf695fed2c42a434c942f50a2ee4001ba5a8d6c09d69b53bb31b",
    "signer": "0x334c1E156039f843FC1FC4B64FBc58136cE8414a",
    "userId": "973129552"
  }
}