{
  "manageEntity": {
    "action": "Repost",
    "entityId": "977046897",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x990c2e44e29f8421cffed8298fd2eba9e248596de16860f0490c1435bd3f0d1d",
    "signature": "0x5fdb4680171162b531d90d91f0614234f476eab7d1ff62e7c62c13d2aed70e5213bcc94e4c5aa76854b63ffc408614f0f0a726af508c9f7ed58d748e5ad860521c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}