{
  "manageEntity": {
    "action": "Repost",
    "entityId": "515861479",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x410da18de267f0060b0a2adf141ef5a93949836f932f72dc25ecb1ad99bc1f1e",
    "signature": "0x13ba5aee588956b83349beb23ff15e2484594795639ed682e2f456ba5509ace71e4467092e63a1dbf293653319202893664b03a3c4fb497bcc669d2b00de43f51c",
    "signer": "0x65b2681094e762CAD2349e6C1e2FbC8d54b9c046",
    "userId": "11153747"
  }
}