{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x2d41c04a836c80ad81f0e16e02c366ae0c6abe1ce540801c9160fdb6e0b89b86",
    "signature": "0xf72bac2b9d6a1d8729b3e12ec45cca82265a9e92b6b3b3bbb305276735cf8ada3bddbdc79e354838cd4c0ceba160be7d3e6849f7007a9b420321f5650374977c1c",
    "signer": "0x79375D6d575fE2a038916001077f90CbAE12d4A9",
    "userId": "973873678"
  }
}