{
  "manageEntity": {
    "action": "Repost",
    "entityId": "648616916",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x912aeb63642b9908f73461f23e0ce88049e31bcf540d7dfbed39ffbed407262f",
    "signature": "0x3919329b920b023a5f41388df6c31e664084fb32ba1ea1f2a3ad55c4293793710cb5b152522e6789d2cdb8296287dce1ffab5344d8606171d12fbb93cf73eff51c",
    "signer": "0x569a23a5D506E4404139fB7510738Ee5b80F5624",
    "userId": "280440301"
  }
}