{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1139109",
    "entityType": "User",
    "nonce": "0xd8b5a0cbcd43742149662b47979496db1c0073036f7a03a542664a9f37f43f18",
    "signature": "0x3fc086b36fe88a77ca94ef3a90c007336a1ea5114dd9f1ef7e60de30eb1847f827bb7937000f4b28637c8afb71541124a3e6afa25635aade56e4ded45d78156e1c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}