{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x5b67538fbe123ee984228061eae21f994549c18cde77dde5440673586e5c1278",
    "signature": "0x6cd5ad7db58be450d63bb2898f531e48b6e94fba71a8809d52b58a625b195f0f21f1d75a7b13e1efaf5623806f15603e5e9151034c480acdef004c16efddb8911c",
    "signer": "0x64F598C81c0625EA190d421bEe9C604A9EaD5ea6",
    "userId": "462839245"
  }
}