{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "57860",
    "entityType": "User",
    "nonce": "0x0ed8d31f641a7b19a2f98876870c82f4cadd89fe7d28cb4e2a8eb38546d6cd42",
    "signature": "0xc127a53b8fca33be35e86e99558d3a39c3d9fd0f21c00286c455ead774d9a85629851e26c4e865d08725db0e0a12461335a4492215102b9295d988f29d7ade1d1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}