{
  "manageEntity": {
    "action": "Repost",
    "entityId": "66520",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd54f0125f0d3e3314e2f984b5ebc1f53760a71c96bc0559f939603e1bf4f73b2",
    "signature": "0x5fdd8234a334f6a760bb8801b923fe4ee523485d895152c52600449a4fa4573f6cb05840848e3fbabc88a63f4d1af135c3a533de6de9fb94a238d0d19261b72e1c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}