{
  "manageEntity": {
    "action": "Repost",
    "entityId": "421450811",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x743c8bc8771011c635300decb8e4113d822fc8a610ace31fdb2f4a1613a282a5",
    "signature": "0x94ca2e854548e4ba94b859f09eb9362093fcd880f94e3da16b524017a2019d250b5b399c1faca61c3fd43bd017c4ed756d8b7144dcac81dc254842b5c378033d1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}