{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "329513359",
    "entityType": "User",
    "nonce": "0xb5466defbed430c3fd37d986aa94e3e54e9b110a27738438c5155ef2343acbdf",
    "signature": "0x8cf7e9195d63bf228be05123995aa2786bead84b014e957ab833c40ac2d3d6f20c14a7498cb5b882117e07bad0df2d8a012e70360fc1bd3b484bef0f6f3e3e121c",
    "signer": "0x2E09706d061Da2bB66d01F583c734E89CFCd23D1",
    "userId": "14811"
  }
}