{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0xf62c034ab9e4d06dcd0d63208009c61aa3f73c6ac7350eab16dbc19a0812dc96",
    "signature": "0xefa7c1059601b9ac54662fa86e6c55ecfde510468753779cf00ce8288b89340b21a2c7dc334cd1caec5f9c6d47fddc13922e1724918c21402dff21561a401f331b",
    "signer": "0x81f60DEAd0cdA833Ad17fe7Ddd37b36E62630205",
    "userId": "132087202"
  }
}