{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0x07fac91d38c769d7df1e3ed4d361ec925e965546530716e98e9d3e57acc82690",
    "signature": "0xad3a3b494d72a2bf4fa37d1010b18a6f77d1f427dfe7cf3d8155ae515c1b64d549dc1c3baea593e5dbeb1c26e9e1b7550472d06b59f5028c6b56cdca65ce79441b",
    "signer": "0x1684Ccb780324eAF03ad433eDF3a317Cb2FE3D5e",
    "userId": "69083966"
  }
}