{
  "manageEntity": {
    "action": "Repost",
    "entityId": "591156155",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x19c1b1445359aebf1f6597b2bc666667f0fd3f25851c3e4faf5ffb398dbf6c81",
    "signature": "0xe5e2437e9a5d81835d52854b47f5c697fc7d7ba007fae797b3b36f6c5e5adfe66e858dddcbc6ef4b66213a8d30cba51d8a1d7cdef68426235f080c49e06b24921c",
    "signer": "0x4A3D09CdfD42dE4C57dc67B09a40B5d9172bD69f",
    "userId": "787102835"
  }
}