{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "118113",
    "entityType": "User",
    "nonce": "0x66a70bb63a496b07df0a3699febb532c1d87834b227672e5e0a40b6147eceaaa",
    "signature": "0xbaef8d90a7113e25e971f61935ee4abc05aacb01a4f0ace29a05c40c7d06aa627cc2880426ed01aaa2f0d337f1c94b8ee960c7ffbf55fce4f031fd6197dc305d1b",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}