{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1486525",
    "entityType": "User",
    "nonce": "0x28694aa84d29bf273863b4ae79b0b406a46f511e67ad8dfd906516ffd6cae50c",
    "signature": "0xeed07a7f48363562bfa42d33c0ed072c3ae7360b03bc0c1bc9277c91ece89cb4518524d6e32591672076061ebec79792a6b8b8210dbe72eaabf4f251be5968d41c",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}