{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "200080308",
    "entityType": "User",
    "nonce": "0x5bbda76b2ede58bfebe3faa2b41fb8759ad2f4ba6b526fa59275f1e92ef769f0",
    "signature": "0xfd5b1ff3a28b903a94fa3929886e41bcf98f3bc1b87130872a1ee444c715d55d33d6cf1ea3d2549a150c9f0605e543e3e17298f8254aa70956200db5436fbf2c1c",
    "signer": "0x61759FD9d69b6C29FE84fc39eaB6C50Cf7dCd8FC",
    "userId": "366953361"
  }
}