{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "267857902",
    "entityType": "User",
    "nonce": "0x85fd0583314dc5c8086482018e6b608fe3d7360440affd4f058646ee7b57497b",
    "signature": "0xbe207aff620ae862cfc8e6f3b082aa15d3c81d76adc79d963cfa7630d9c7ee8433d7fa82718c5150a413b74f29b5e00efefc64e9ce73fcc4ef2d0fbdde61b89c1b",
    "signer": "0xBe91e284c86FD9Cc158dEE8809FEB018D52EAd00",
    "userId": "916957563"
  }
}