{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "309080",
    "entityType": "User",
    "nonce": "0xcc8b348d0ffd76fa0053d43726e00b0e0bd80ed650431146a971b999b4a91413",
    "signature": "0x99b78fb0999cbf6cb4b8539a21b8458fbcd9421145f71631430da233c65cf5933a9d8ab11ce035ef8bcbd13b69d461e76c43bac063d2c0854978de370ecb869a1b",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}