{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "48765",
    "entityType": "User",
    "nonce": "0x7e2469f559e8fe53ff518c33144cb8ec7969b71187eb684886180dd4c94fd6fc",
    "signature": "0xad0a237755e6f88754349388d5788eb8e6e347d911ce7678979b824245d34a1a5ee34142d26093ff2d72b1bfd8ca7557ed6fcd90fcb030fb94b778ec1f2a6b481c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}