{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "48247",
    "entityType": "User",
    "nonce": "0xc64558f3b36125165dc9cb05b00b0c707a08de1486ff15b9668e8c9ea1d69a36",
    "signature": "0x20bbd79ac234b5dda08775aa73b91f4df377aeeb2d0cd83982b45ea88c1678c6297273ea3490301f12b87394f5e581a8ab425509fbc9cf93b29b34154622c6861c",
    "signer": "0x745895918A1926af8a7B4C34Af51BdF98bf5C7C8",
    "userId": "54958731"
  }
}