{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "93625716",
    "entityType": "User",
    "nonce": "0xa1d4e9c9038729d7b302d3a904e517de7751f48a1ea36732b4e2353e46ffba09",
    "signature": "0x4b54cfa2d73790aa7b69f5a4a51235840a8b6de8e3e03d9f7d70b65cb10ba2326c1f9122f636d4e625310fc4ddf90383c34a84550289fa13f50ea623191e88361c",
    "signer": "0x777F2341E5c0Dd7171B1d8702624047c86A43D95",
    "userId": "97622719"
  }
}