{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x4c1c2c097335bd6f28e3227ce818c3b6c71e77a84237631ad9615c4535ee84d2",
    "signature": "0xf7499b754ba6069491d2fa1255612312b5a7bb6c67ca1597b3de1cfc20bd8ee61dc51d9a3a8f6c6476e78c33dfdb4ba97a62103b56b430dbe00b9e759a415de31c",
    "signer": "0x995Ca8f2d3956487967aCfd7EA849313C448c3a8",
    "userId": "227564"
  }
}