{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "27952",
    "entityType": "User",
    "nonce": "0xfee65d1f6f420c35454d9605e18d65a079d7e121fa589f8f3c8fe06e717b2d3e",
    "signature": "0xbf407d978ca259dfcf8f66777aed01a5f4f626fa3529749bb1b6f70b0422e683288e59bf93b8d947b86fe3009391f08c5c06ec72b8c815f88363aabe4f15a6c71b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}