{
  "manageEntity": {
    "action": "Repost",
    "entityId": "523408941",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9d78f3d763f2accd23dab63fe6b42fca189e6333e54bb46808e35bcd5a80f9c2",
    "signature": "0x7013302238a77be3308e4ced76213fa1defc9c804c8fbfe0415aafdb3b0556a47edd488b2247b571677eeb51d065ef477ea90459a621e0ddeacc27a7f33a7bb11c",
    "signer": "0x56e1A1DA7e462EAb52B3A45f6605f1bbfe0D1858",
    "userId": "301637"
  }
}