{
  "manageEntity": {
    "action": "Repost",
    "entityId": "704455255",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3750f8a4a30071a09ccbf506eb7cd2ef2b343b18c518334380acd9d60e3ec692",
    "signature": "0x9ef5f2a8efa3a435c9ddeb7bc40523d74b1845e6253147c166f61bcd73f346ac3ba91a4024a10e91de47aaa5d1ff073fe15a78f04b217343ffcba2d0e54e7e8b1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}