{
  "manageEntity": {
    "action": "Repost",
    "entityId": "766858387",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4e12215f29c70a9191f590e5fa9621d329d730510307410045bc8613f75183d3",
    "signature": "0x54c9672515fd0699af1401792e44cc4cbdc5f507d48e3ee87432ddc762b757ad0c7d0584e844ef44549a42788e7feb048994c79460dd72505a0c80c05177e00d1c",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}