{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69410",
    "entityType": "User",
    "nonce": "0x93ffbe16880915b0066472bfd2991dd19ad2eeca1c8a25373ff5cd16bd00134f",
    "signature": "0xd7a7ca71c7bba59251c606b3a62e95cc8f555447293f38d0e4311b6f277a54ae19d9f75e8c913d36a94d6e6ee26c72abb73c5d6734224eeb84d7b749e461a0f61c",
    "signer": "0xb7C7a8D9d12EBd1Cd438cB065E97280E6D7e912A",
    "userId": "984691913"
  }
}