{
  "manageEntity": {
    "action": "Repost",
    "entityId": "273874",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x40d5cf516a9f5dde74712126a5e379c8eba07804a26e5146f2178bda6d362956",
    "signature": "0xd49917e207f4d5936a439cd419b74def985e2245915a9b5bb9be9bf9c0ac5b3912287d1309a73a0af7b72bb1c8140ff191927984aad643a9a194ca702738428c1b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}