{
  "manageEntity": {
    "action": "Repost",
    "entityId": "763739635",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x477c5cd480f4a396be2ad92c6e0b863a19348d24ec3d01219072dcbc4f90e108",
    "signature": "0x75f80a4c0a4c65f715f1155f9477afecf26682acb863e2be3aadd1680ceb887f70988790833144b2f3975c3b5dbd709ccdbfffa93bc89b59c935e24dc75969ed1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}