{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1495091",
    "entityType": "User",
    "nonce": "0x140bf5c7d91e5e899d98d949df2f7e30d98db9e98b386d3ddd75954eca38e89d",
    "signature": "0x59cbdfec4b2e5858ec49e84982d2b6434979dddab4f7d7de4c1410e3d96770513695801d066b645147e222243f78dd119bf881334204138d9713434008fcd0001c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}