{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "60043",
    "entityType": "User",
    "nonce": "0x59560a8dbcf5b750b07dba18b111f5d619c2908ca2caf8d7ee69cff49de41eb6",
    "signature": "0xd04f00acacaf7ff2858b809eab96e1495ef5cbb85de338681e85f5a7b3a390bb64ee8de263b4ea9345a2d276803040633fc4445d9a9ea65b4f8c80b0552cb8071c",
    "signer": "0xcc8164Efbbe4ed123B8689622b411c154496e66b",
    "userId": "60031"
  }
}