{
  "manageEntity": {
    "action": "Repost",
    "entityId": "516103172",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x189bc36ee7958ebebdd86620c409f76387ca578b1a092071c14efcd610e6a3b7",
    "signature": "0x4f5f6d9ba0009c696aa9702febc163f6a5dcfa7bbde74b074d3f36a136311b51503f47c992bf9ba2220ab77ea7fd62557f4bb5f6ab63e412a63fe7fc494cc2881b",
    "signer": "0x1A748d74Db6424f9EA1Ce41A3A445631765103bc",
    "userId": "799948905"
  }
}