{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "313481598",
    "entityType": "User",
    "nonce": "0x7dafcf3593fda874bf5cb7cb0f02817d787d4ac597ebfa218ab6f7ed233badc5",
    "signature": "0x071d30d040a5359055ecdb489c084e66a6a0482dc6af95000494c9d00c8108b6262ec47062f8fb86376ac2cf9e8f06150c791e4971304c56d98753be59ffb76b1b",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}