{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544137",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe1888554c02e1380335f741b68d740419f9bd0671e4e831cb0422bca651f1499",
    "signature": "0x69adf3fc7beefb3cf624eac2fd9a58848bf6be54d7ce14dae4949f046d985cdf13c826f628fd21707809696f9704bafb388a6d4ffa79b707cd27bdc6ab29e1851c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}