{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "17145",
    "entityType": "User",
    "nonce": "0x871af7864cf759da177e4a84b31ea84200ef9a8b0124745eeed2e6bc1fa2f1da",
    "signature": "0xb3c57826cae29629f62c799bc6babf9477931dd8ca8435b621a18d4cfc813a8b14bf443cc477bdc7d12c3e54886310db3b1b04babd40ccd7e18949a1f578b5101b",
    "signer": "0x80005E1c5cb88Fd03a994eC8a06eFD4c801102D7",
    "userId": "225974748"
  }
}