{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x25c66175225259d867341049166615fceeb315990316388b71b30d87e6ddb874",
    "signature": "0x482b566e9d56357fce9036c5234ff8ce36b1af5b4432a0494a551f72146db00726ca97c0287c008e1f561c6174efd915ee4aa16d2babba9acd1e361c4bacbaba1c",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}