{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "50936",
    "entityType": "User",
    "nonce": "0x30d2147b27a814e7c55b21d9fc19163ac65f7f96ef1f825a8d68963db17e56f2",
    "signature": "0xb9dc4c7cef175048886f06581462e217570842faf756a5b0a4b59b0bee9804565e616fc0428f301cbe61318b479c39de4474761514196bb8f2712bf0347506171c",
    "signer": "0x85e10c1f965F4a5C0F4B6d43d019bfe4c94AB6EA",
    "userId": "427187756"
  }
}