{
  "manageEntity": {
    "action": "Repost",
    "entityId": "445867891",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x212bdb98d525caee1efdfccd85416f31e14f8c29313cf68c67fb519a70a006ce",
    "signature": "0x493b48b4c66e17a8e333ea652cbeb3973e73a62fec0d3520c5c2028dbe5c685f032c94a7e66b62e078638a0ad534e2300d45d96bf12a3cb87da4cc177a98b5951c",
    "signer": "0x9369ae91F6A1cC4996D9126FD991d64e7E24c805",
    "userId": "333763354"
  }
}