{
  "manageEntity": {
    "action": "Repost",
    "entityId": "74903",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x47a5f52fa6f4bf4ee9b6667a4c15efc4f1a3328fe20fac9bf0c6b56a1983602c",
    "signature": "0x9d96d8368f14c194d4e4d0e38ff979b6acd29c8f40cef3bdcf64742deb431096361a962004f5762ca811f9117c30a82756dc1d75248a5e5d55f2e98d845ae24d1b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}