{
  "manageEntity": {
    "action": "Repost",
    "entityId": "138345643",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3b15ffddb73b0dcebfeef5618df43e7ca668efc923f09e0e10982ee93fb3a4fb",
    "signature": "0x099adb30d1789ea8134cfd622ccbd8fbdc18e009bce3c86b94fed0a9eed3c08820ea8b9bd78e5459c8cb673bb8ee762f0107ae7f2aa7ca3a257f6c6b4719e3ba1c",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}